[Q] VISIONARY & Clockworkmod Couple Questions - myTouch 4G Q&A, Help & Troubleshooting

I'm pretty sure I have these items in the correct order to "Permaroot" my MT4G and begin using Clockworkmod to load ROMs (and or/also want to be able to back up my default ROM)
My current attempts:
Downloaded and installed: VISIONary, from android.modaco.com, sorry I can't post actual links (VISIONary+, most recent version) was no longer avalible in the market so I had to install it from the URL)
Downloaded and installed "Clockwordmod" from the Market.
Put the phone into USB-Debugging mod, and disabled fast boot.
VISIONary+ question: I setup TEMPROOT, and "Root on Boot", assuming I would than be able to boot into "Recovery mode" via "Clockworkmod"
The phone reboots, and I'm assuming that would boot into "Root" **Root on boot** (Yes I know the temp. should fail after a reboot, but I thought, I'll stay away from "Permaroot" for now). However, I don't get to any sort of recovery mode, instead I get a screen with a triangle and exclamation in red, and that's it, it just hangs there, I'm thinking that this is just USB-Debugging, and I'm not achieving recovery mode, so this must be the result of not booting into a root mode.
Going back to VISIONary+, I attempt to "Permaroot", the phone's homescreen goes blank and nothing happens. The phone eventually turns itself off but doesn't reboot, subsequently, I must restart it manually, again, I'm not sure if I've achieved anything?
Advice, suggestions? Would be very appreciated.
Questions that might explain what's wrong?
Even in USB-Debugging mode, should I be connected to a PC via USB-Cable during all of this?
Any thoughts on why the PERMAROOT fails, or the "Root on boot" fails to get me to "Recovery mode"?
Last thing, I get a complaint from "Clockworkmod" when loading, that my SD Card must be mounted (which I'm assuming it isn't due to USB-Debugging mode and/or being connected to the PC) So should I get a good charge and disconnect from the PC while attempting all this? Fixed, disconnected USB-Cable, and mounted SD card in settings, this stopped this error
Also, I'm interested in backing up my default ROM ASAP as a safety-net in-case I screw something up. Is this possible via recovery mode in "Clockworkmod"? Links to advice on doing this?
Thanks everyone! Great board!

you should follow this as it worked for me flawlessly
http://forum.xda-developers.com/showthread.php?p=9534017#post9534017

thanks! that post seems to answer a lot of the specifics I might have been missing! Guess I missed it in search! I'll report my results!

I followed it exactly but I still get the Red Exclamation Point. I have rooted my phone s-off and I have superuser and rom manager. I did the Flash Clockwork Recovery but when I reboot into recovery I get Red Exclamation Point then when I click vol up and power the next says " E:Can't open /cashe/recovery/command " What should I do??

[*]The phone reboots, and I'm assuming that would boot into "Root" **Root on boot** (Yes I know the temp. should fail after a reboot, but I thought, I'll stay away from "Permaroot" for now). However, I don't get to any sort of recovery mode, instead I get a screen with a triangle and exclamation in red, and that's it, it just hangs there, I'm thinking that this is just USB-Debugging, and I'm not achieving recovery mode, so this must be the result of not booting into a root mode.
Click to expand...
Click to collapse
You can NOT flash clockwork without S-OFF and the red triangle is recovery. It is stock recovery if you press volup+power you will see the menu

S is off I rooted my phone using the terminal Emulator and that worked fine

When I press upvol and power I see
Reboot system now
Apply sdcard:update.zip
Wipe data/factory reset
Wipe cashe partition
E:Can't open /cashe/recovery/command
This is what my screen shows when I try to go into recovery and again my phone is rooted s-off and I use superuser

Try flashing the recovery again... for some reason people have reported it not sticking... just go back and flash it like 2 or 3 times then reboot

I found out the problem it was so easy but I never would of thought of checking but my wife said maybe my Rom Manager is a bad copy (because I get all my apps from a not so honest site) so I deleted my RM and downloaded the freebie on the market and it worked on the first try.....Now I have Glacier Rom running and I feel like a new man

slhpss said:
Try flashing the recovery again... for some reason people have reported it not sticking... just go back and flash it like 2 or 3 times then reboot
Click to expand...
Click to collapse
+1 on that, When I first flashed it, I was still getting the red triangle, after a quick google search I re flashed it an extra 2 times and it worked flawlessly

Related

Dream rooting gone wrong

So, after following this forum on and off over the past few months, I finally decided to root my Rogers Dream.
I was one of the first customers to receive a phone with SPL 1.33.0010, as mine was shipped to me directly from rogers as a hardware upgrade. Because of this, rooting was a little more difficult for me than I had initially anticipated, however, after having found this thread (http://forum.xda-developers.com/showthread.php?t=558301), I was able to downgrade to SPL 1.33.2005.
From this point, I started following the instructions found here: http://wiki.cyanogenmod.com/index.php/Full_Update_Guide_-_G1/Dream_Firmware_to_CyanogenMod. I was able to re-flash the downgraded OS, and rebooted to a T-mobile G1 splash screen. After going through the various steps, I got stuck where it said to reboot into recovery mode. I held down the home key while powering up, as instructed, but instead of booting to the recovery screen, I was greeted with an image of an exclamation point inside a triangle, hovering over a cartoon of a G1.
I was able to reboot using the 3 fingered salute (send-menu-power), but I was unable to load the recovery screen. I then attempted to bring up the boot loader by holding down the camera button while powering on. The screen I was greeted with did not resemble the boot loader I was used to seeing. It is composed of four horizontal coloured bars, and lists the phone information as follows:
DREA210 PVT 32B
HBOOT-0.95.000
CPLD-4
RADIO-1.22.12.29
Sep 2 2008
I'm looking for suggestions on how I should proceed from here. Any help would be most appreciated. Although the phone does make phone calls, and will send and receive text messages, it will not send or receive data, unless connected to wifi.
Thanks,
Grant
So I'm a little rusty but let me give it a shot. While holding home + power it may seem to just get stuck after a minute, but have you tried pressing alt + L ? This makes the recovery text visable (if it's not by default).
hope this helps..
Looks like you've ended up on the stock g1 bootloader.. did you flash the rc29 DREAIMG?
goldenarmZ said:
Looks like you've ended up on the stock g1 bootloader.. did you flash the rc29 DREAIMG?
Click to expand...
Click to collapse
Yes. The phone thinks it's a T-mobile G1, but it still works with my Rogers SIM.
sonikamd said:
So I'm a little rusty but let me give it a shot. While holding home + power it may seem to just get stuck after a minute, but have you tried pressing alt + L ? This makes the recovery text visable (if it's not by default).
hope this helps..
Click to expand...
Click to collapse
I did this, and the recovery text did indeed become visible, however, I now have a new problem.
I hit Alt+W as per the instructions in the wiki, and it reset the phone. I then hit Alt+A, and nothing happens.
This is the text I see on the screen when I'm in recovery mode:
Androind system recovery utility
E:Can't open /cache/recovery/com
mand
Home+Back - reboot system now
Alt+L - toggle log text display
Alt+S - apply sdcard:update.zip
Alt+W - wipe data/factory reset
After attempting Alt+A, I hit Alt+S, just to see what would happen. Of course, it tried to update from package, but returned an error because there is no "update.zip" on the phone. I'm tempted to rename "update-cm-4.2.5-signed.zip" as "update.zip", just to see what happens. I'll post again once I've done this, but any suggestions from more experienced people would be most appreciated.
Grant
http://wiki.cyanogenmod.com/index.php/Full_Update_Guide_-_G1/Dream_Firmware_to_CyanogenMod
Alright, so I renamed "update-cm-4.2.5-signed.zip" as "update.zip", and it aborted the installation because there was no signature. I did the same thing with "signed-dream_devphone_userdebug-ota-14721.zip", with the same result.
It sounds like you still have the stock recovery image
jackslim said:
It sounds like you still have the stock recovery image
Click to expand...
Click to collapse
When you say stock recovery image, are you referring to the one I have installed on the phone already, or the one I'm trying to install with no success?
The image currently on the phone is the DREAIMG.nbh (rc29), which I downloaded via the wiki. The images I am trying to load also came from links in the wiki.
By recovery I'm refering to what you access when you boot with home + power where you can apply your updates (where you're seeing your triangle & exclamation point)
I just looked at cyanogen's wiki and it seems like that particular part could stand to be updated androidandme has a decent guide on how you could do this though.
http://androidandme.com/2009/08/news/how-to-root-a-t-mobile-g1-and-mytouch-3g-android-phone/
I'm not sure if flashrec works with RC29 which is what version you should be on after flashing DREAIMG.nbh, but you can give parts A1, A2, & A3 a shot, that would probably be the easiest way to update your recovery. If you can't get flashrec to work skip down to B2 and that will show you how to do it using telnet which does work from RC29
Once you update you're recovery image you should be able to apply "update.zip" or without renaming them by selecting the "apply any zip from sd" option
Thanks, Jackslim. I did as you suggested, and was able to install the CM update, as per the wiki, however, when it boots up, it shows the blue cyanogen android, and then reverts to a completely blank screen. I'm going to try reinstalling everything to see if that fixes it. Thanks for your help though.
gmupps said:
Thanks, Jackslim. I did as you suggested, and was able to install the CM update, as per the wiki, however, when it boots up, it shows the blue cyanogen android, and then reverts to a completely blank screen. I'm going to try reinstalling everything to see if that fixes it. Thanks for your help though.
Click to expand...
Click to collapse
After you install that recovery image you still have to go through the steps to install the ADP image before you add the cyangen update, then you should be cookin' with crisco
So just start back up on cyanogen's wiki from the section called "File Download"
Just to clarify, even though it is not booting up properly, I am now able to install whatever I want using recovery mode, so it's just a matter of figuring out what will work. Thanks again for all your help.
jackslim said:
After you install that recovery image you still have to go through the steps to install the ADP image before you add the cyangen update, then you should be cookin' with crisco
So just start back up on cyanogen's wiki from the section called "File Download"
Click to expand...
Click to collapse
I did get it working, thanks. Now I just have to reload all my contacts and apps, but I have already noticed a difference in device responsiveness. It's like going from Windows Vista to Windows 7. Thanks again.

red triangle with exclamation point on recovery screen

figured it all out.. thanks!
Means you don't have a recovery. Need to most likely run the 2.1 ruu and reroot with eris one click. Something went wrong and it didn't flash Ra recovery
i hope your ok buddy,try it again but check if the root me.zip file is in your sd card first before you go into recovery,if its their it should of flashed the recovery.
Sent from my Vanilla Tazz using Tapatalk
thank you. i googled and found instructions for flashing amon ra recovery. but it fails in the first couple steps. when it tells me to run "su" from the shell command it tells me permission denied. the phone is not rooted yet, so i can not allow superuser from the phone as most of my googling has suggested.
what now?
the rootme.zip is on the sd card.
did u reboot after you pressed the button? and then did u turn it off and go to recovery?
mindnumbinglyfun said:
trying to root my friends phone (using the one-click root for eris) ive run into a problem i havent seen before, and cant find answers for on google or this site.
when i reboot the phone into recovery holding volume up with powering on, i get a picture of the eris, with a red triangle and exclamation point. and thats it. i cant do anything.
any idea what it is or how to get rid of it?
Click to expand...
Click to collapse
That is the splash screen of the stock recovery.
It means that flashing of Amon_RA never happened.
[ For goofs, you can prove it is a stock recovery by pressing Vol-up+End again when that image is on the screen. (If you were rooting a Cupcake Eris, the key sequence would be Home+End) ]
As others have pointed out, the primary reason that OneClick fails is that the person using it fails to perform a normal reboot in between use of the app and cold-booting into the recovery. Just reboot your phone once normally, shut it down, and then cold-boot to recovery.
- install app
- run app
- shut down phone normally
- reboot phone normally
- shut down normally
- cold boot into recovery
One more thing; you know that this is not a development topic, yes?
bftb0

HTC Tattoo bricked? Doesn't boot, goes to fastboot...

Hey!
This is the issue: when I try to turn the phone on by just pressing the red button it goes directly to the fastboor menu. If I try to go to the recovery from there shows "TATTOO" for hours. If i try to go to the recovery dirctly by pressing HOME+ red button, it firsto shows the fastmenu for a second and tries to boot unsuccessfully. During this boot tries, I try to get some info with adb logcat, but the device is not casting anything. And well, if a picture is worth a thousand words, I guess a video is way better:
youtube.com/watch?v=zAejyMIVNGk (newbie, no urls!)
sorry for my english
And well, I have no idea how I got to this, this used to be my phone, but I bought a Nexus One and gave this to my sister, who has no idea what happened (as usual). Oh, this morning somehow I managed to get to the recovery menu, and booted until the android bootscreen, then vibrated and died again. I got to the recovery again, made a nandroid backup and wiped all data, it booted successfully, but the rom had no home application and ran really bad.
I was about to try to make a goldcard and install the stock RUU rom, but if I have no adb I cannot make one...
Any idea?
PS: the rom was nFinity 1.18 (2.2 Froyo) and the recovery was the lastest Clockwork.
PS2: I just realized that in every place I say fastboot I mean HBOOT, sorry again
sounds like recovery is still there, if you hold home + menu when phone if off , and then click red power button you should get recovery menu.
Then hopefully you can try full wipe and install a rom , rember the first time u boot a rom might take a few minutes
let me know how it goes
Yup, not using that method but I can manage to get to recovery sometimes. I'm trying to flash another ROM, but for some reason it doesn't let me. I've tried KalimochoAz (gingerbread) and HDCR (donut) and says something about assertion failed when checking if the device was click on the first case and in the second, complains about unsupported stuff...
I was about to try another roms by random but the SD does not refresh or even mounts, there must be something really messed up with this phone...
You can try to flash your stock rom from fastboot.
You don't need a goldcard, just run the update utility on pc, go to your temp directory and take the rom.zip file, rename it to CLICIMG.zip, copy it to sd card, put card on device and on fastboot menu pres vol down to start flashing the rom. I is the same version with the rom that device has before rooting, you will not get any errors.
I think there's a little misunderstanding here, mainly because of my confusion, it's not the fastboot menu qhat I get, but the HBOOT menu, and pressing the back button in order to access fastboot doesn't work...
oh I managed to boot something, I renamed the RUU exe to CLICDIAG.zip, because I could not find anything in C:\temp (is there where I have to look for the file?)
anyway, the zip appears to load on the phone, but once the progress bar completes, nothing happens... In my computer, the zip contains a .txt file and boot.img, but appears to be corrupt, and cannot extract any file (obviously, it's an exe)
so what do I do?
manutenfruits said:
oh I managed to boot something, I renamed the RUU exe to CLICDIAG.zip, because I could not find anything in C:\temp (is there where I have to look for the file?)
anyway, the zip appears to load on the phone, but once the progress bar completes, nothing happens... In my computer, the zip contains a .txt file and boot.img, but appears to be corrupt, and cannot extract any file (obviously, it's an exe)
so what do I do?
Click to expand...
Click to collapse
Of course will not work like this.
You must first run the RUU utility on pc and while is open to search your temp directory(maybe is inside another folder) for rom.zip file. This is the rom, the executable is an installation program which contain the rom and the app to flash the rom from pc packaged. You need only the rom.zip for flashing from sd card.
I've looked in the whole hard disk for that rom.zip after executing the RUU (I cannot get further than the step that tries to detect the tattoo, failing, so maybe it's not even created).
Apart from that, I managed to boot twice to what seems to be gingerbread, nFinity 1.18, but says in the lower left corner "Safe Mode" and I have no home application, no action on any button, just the notification bar and the lock screen. ADB doesn't work either.
manutenfruits said:
I've looked in the whole hard disk for that rom.zip after executing the RUU (I cannot get further than the step that tries to detect the tattoo, failing, so maybe it's not even created).
Apart from that, I managed to boot twice to what seems to be gingerbread, nFinity 1.18, but says in the lower left corner "Safe Mode" and I have no home application, no action on any button, just the notification bar and the lock screen. ADB doesn't work either.
Click to expand...
Click to collapse
You don't need to go so far. Just run the ruu utility and when the first screen appears go to temp dir(c:\users\you user's name\local\appdata\temp on windows 7). The executable is an encrypted package and when you run it extracts all included files and then starts the installation program. These files will deleted after this program exits(when the installation complete or an error occurs)
Cool! I just renamed it to CLICLIMG.zip and I finally loaded. The problem now is that when it finishes, instead of asking me to flash it, says
"CID Incorrect!
Update Fail!
Do you want to reboot device?
<ACTION> Yes
<POWER> No"
While running the RUU I made sure that it was for HTC Tattoo since it showed me the device during the steps. And I got it from a post describing the steps to flash it using the goldcard.
Furthermore, this error is something similar to what happened when I tried to flash from the recovery. This is REALLY weird...
Probably this isn't the sama as your device's stock rom. I think goldcard needed for flashing any htc original rom, but without goldcard only the device's version will be flashed successfully. Try to download other original roms if you don't know which you had before.
Here is a site with shipped roms for tattoo:
http://www.shipped-roms.com/index.php?category=android&model=Click
The RUU wasn't a problem, I tried now with a goldcard and flashed successfully! I could not get ADB connection to make it, but I once made one and still had the .img in my mail inbox.
But still nothing has changed...
pressing on drives me to the HBOOT screen, whose only options that work are "simlock" to flash CLICIMG.zip, and recovery (freezes on "TATTOO")
EDIT: does not freeze, but goes back to HBOOT after a while... ¬¬
You say that now you have the stock HTC rom and again you cannot boot it and instead the device reboots again to HBOOT?
Then maybe you have a hardware problem which leads to this behaviour.
OK, now I guess it still has warranty, but the problem is that I rooted it.
But now that I flashed somehow the original rom, should be no problem right?
Yes, if you successfully flash the stock rom, you're not root any more.
had that problem to, but theres easy fix for it without doing all whats being sayd here
Even tho phone dont boot annymore and stays on logo plug in the usb cable
and work with adb shell and reflash recovery (to be good tattoo-hack.ko etc tricks need to be done before doing it or you get errors)
http://forum.xda-developers.com/showthread.php?t=716282 step 1.5 and tools from step 1.3
and ether get Amon RA recovery or clockworkmod and use
Code:
./flash_image recovery /sdcard/recovery.img
then reboot into recovery
HTML:
adb shell "reboot recovery"
mount usb put in a custom rom and flash it
if all done well should work (had same problem)
bascly adb still work even if you think you bricked phone just have to let it "startup"
Greetings
I'm afraid that won't work. I've been trying all the time with adb logcat and adb devices unsuccesfully. I thought that the TATTOO bootscreeb would give me some feedback in all cases, but now doesn't seem to work...
I've had similar problems when trying to flash nfinityGB.
My problem was that I missed something on the way from
- creating a gold card
- rooting device
- installing recovery
- flashing rom
All I did was to download and execute "RUU_Click_HTC_WWE_1.67.405.6_WWE_release_signed_NoDriver.exe" (or any other ruu).
Be shure to have SDK with all drivers installed properly.
After this your device is in unrooted (original) state as dancer_69 already told you.
Now you can decide whether to claim warranty or properly follow the guides on xda to get root and flash custom roms.
I think I know from long ago what is happening here, just couldn't believe it. Maybe the keys are sticked or something, that would explain the always going into fastboot mode without pressing the VOL DOWN key. Now it boots 1 out of each 5 tries, and when it gets to the home app, it's on "safe mode" (achieved by pressing MENU key while booting).
I think they will take care for it back in the HTC support (well, I hope)
manutenfruits said:
I think I know from long ago what is happening here, just couldn't believe it. Maybe the keys are sticked or something, that would explain the always going into fastboot mode without pressing the VOL DOWN key. Now it boots 1 out of each 5 tries, and when it gets to the home app, it's on "safe mode" (achieved by pressing MENU key while booting).
I think they will take care for it back in the HTC support (well, I hope)
Click to expand...
Click to collapse
Something like this thought when I said that maybe is a hardware problem.

[Q] Rooted Nexus 10 Stuck in Bootloop, Please Help!

Hello all,
Any help with this would be seriously appreciated. I rooted my Nexus 10 a while back, maybe two years ago. I'm not very proficient with this stuff. Anyhow I decided to do the OTA upgrade to 5.0...I was concerned something would go wrong unless I went to stock first, but I read that the only thing that would happen is root would be removed.
Anyhow, the tablet appears stuck while booting. I see the Google screen first with the unlocked indicator on the bottom. A few seconds later is the Android logo on its back, a red triangle over it with an exclamation point and "no command" written below". It stays that way for a minute or so, tries to reboot and goes back to the no command screen. I can't even power off, when I try to do so it just powers back on by itself and ends up at the no command screen again.
I tried booting into recovery (power, volume up, volume down). My options from here are either Start, Restart Bootloader, Recovery Mode or Power Off. Every option I choose leads to the No Command Screen (except power off, which powers off). No idea what to do from here.
Any help at all would be appreciated. As you can probably tell I don't have much experience with this and just wanted to go back to unrooted stock. If you have advice, please be clear. I can follow directions well enough, just don't have much experience here. Thanks in advance.
Same here, bootloop.
Same thing here. A seemingly short download of Lollipop (even though I have 50Mbs internet). Installation, reboot, and now it loops endlessly. I can get to the bootloader or into Download mode, but that's all. Recovery mode just reboots. I was rooted and had TWRP installed. Other than that, I was running stock 4.4.4.
I've rooted all my devices, and installed various ROM's on several devices. I have the full ADB installation. I have the Nexus Root Toolkit installed. The problem is, the device will not show up under "Devices" on the computer itself. I've installed every USB driver there is (and uninstalled each one after it does not work, so no I do not have several USB drivers installed). Of course nothing shows up using "adb devices" either. Nexus Root Toolkit also cannot find any devices. I've read everything on this subject I can find, and there are no answers out there. Anyone have ANY ideas??
Thanks
Guys, if your device is connected in fastboot (try "fastboot devices") then you can flash roms or recovery (and then flash rom) from there. There are multiple threads with the same problems out there which were fixed. E.g: http://forum.xda-developers.com/nexus-10/help/bricked-t2948546
In my example, I flashed TWRP recovery from fastboot, then installed custom ROM from recovery (official ROM failed to install for some reason). Try this, it might help.
danweis said:
Same thing here. A seemingly short download of Lollipop (even though I have 50Mbs internet). Installation, reboot, and now it loops endlessly. I can get to the bootloader or into Download mode, but that's all. Recovery mode just reboots. I was rooted and had TWRP installed. Other than that, I was running stock 4.4.4.
I've rooted all my devices, and installed various ROM's on several devices. I have the full ADB installation. I have the Nexus Root Toolkit installed. The problem is, the device will not show up under "Devices" on the computer itself. I've installed every USB driver there is (and uninstalled each one after it does not work, so no I do not have several USB drivers installed). Of course nothing shows up using "adb devices" either. Nexus Root Toolkit also cannot find any devices. I've read everything on this subject I can find, and there are no answers out there. Anyone have ANY ideas??
Thanks
Click to expand...
Click to collapse
Go to Fastboot mode (pwr+both volumes), Than select recovery after a while an android with Exclamation mark appears which is a stock recovery screen. To access the stock recovery menu press and hold power than press one of the volume keys so the menu will appear. Than do a factory reset and clear caches. You can than reboot and wait for boot animation to finish (it wont take long this time) and you will boot.
If this doesnt work you can flash a stock factory image easily from fastboot again.
Aresmar said:
Go to Fastboot mode (pwr+both volumes), Than select recovery after a while an android with Exclamation mark appears which is a stock recovery screen. To access the stock recovery menu press and hold power than press one of the volume keys so the menu will appear. Than do a factory reset and clear caches. You can than reboot and wait for boot animation to finish (it wont take long this time) and you will boot.
If this doesnt work you can flash a stock factory image easily from fastboot again.
Click to expand...
Click to collapse
I also had the same problem... I followed these instructions and now my Nexus 10 can boot normally (it took a long time to boot).
Only problem is all my data was deleted.... stup*d f*cking sh*t!!!!!!!

How to boot LG Leon into recovery?

I've successfully rooted my T-Mobile LG Leon, and I've successfully installed TWRP, but for the life of me, I can't get the phone to boot into recovery. I can RE-boot into recovery from TWRP manager, but I can't actually boot into it from a fully powered-down state. I've tried every combination of the power and volume buttons I can think of, and nothing ever works. Download Mode works, the factory restore menu works, but I CANNOT get into recovery. Is there a very specific set of instructions anywhere that I can follow?
EDIT: Okay, I finally figured it out: You need to actually select to do a factory reset, and it throws you into the recovery menu.
Yeah, it was because the stock recovery doesn't exist as a menu, when you're running stock and enter the adb command "adb reboot recovery" it will reboot to the "factory reset mode" and the actual file of this mode is stored on partition named "recovery". Choosing the factory reset option boots the custom recovery because it replaces the said " factory reset mode" and that's the trick.
You can access recovery from the powered off state by holding volume down and power on until you see the lg sign. Without letting go of volume down, depress on the power button before clicking it back in and holding both buttons in until you see twrp pop up.
If you reboot to recovery now, it''ll probally say secure booting error. Simply go to the Developer options and enable OEM Unlock and that'll make you boot to it
You boot in the download mode by holding the vol up 10 seconds and during this 10 seconds you insert the usb. The LG Leon brand screen will come on a minute then it will go into download mode. It says not to unplug until firmware is done updating. So I guess you should have your custom recovery or whatever before you do this. I have only got this far, and thusly it sits. All Dressd up with no where to go...haha
kruc Ire said:
You boot in the download mode by holding the vol up 10 seconds and during this 10 seconds you insert the usb. The LG Leon brand screen will come on a minute then it will go into download mode. It says not to unplug until firmware is done updating. So I guess you should have your custom recovery or whatever before you do this. I have only got this far, and thusly it sits. All Dressd up with no where to go...haha
Click to expand...
Click to collapse
can't find "enable OEM" at all in developer options. have phone hooked computer, and on, it's sending and receiving. No OEM. Isn't there.
See, I'm trying to root this without using KingUser. Since I found that it was pretty easy to do from the very beginning with Samsung, and I just don't see any way to do it here. I can't get ADB Devices command to see the phone.
kruc Ire said:
can't find "enable OEM" at all in developer options. have phone hooked computer, and on, it's sending and receiving. No OEM. Isn't there.
See, I'm trying to root this without using KingUser. Since I found that it was pretty easy to do from the very beginning with Samsung, and I just don't see any way to do it here. I can't get ADB Devices command to see the phone.
Click to expand...
Click to collapse
I think I have the same issue, but I rooted my phone using kingroot, I haven't tested the adb commands, I just want to use twrp but no luck, it says Secure booting error and I can't find OEM Unlock option in Developer Menu.
duffycop said:
I think I have the same issue, but I rooted my phone using kingroot, I haven't tested the adb commands, I just want to use twrp but no luck, it says Secure booting error and I can't find OEM Unlock option in Developer Menu.
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Click to collapse
I got a good way to get it rooted with SuperSU. Ran a command window script I found out there. It worked and now I have SuperSU root. I also figured out how to get into recovery. It looks as though my phone is not the standard LEON that people are talking about here. It's got a few designations, and the T Mobile site advertises a Leon that seems very similar and is called by the name most are using..
Anyhow my LG Leon is designated as a H320. It also carries a v10 desiganation, v10b. The v10 is variable from a-h or a-i. It would seem that once it is updated to 5.1.1 android it gets upped, and becomes unrootable. Mine being a v10b was rootable, but it took me a while to get used to it, and make the command window work.
Unfortunately for me one of many things I tried before getting it rooted, was ADB fastboot. And since this told me to wait for too long, I pulled the plug on it and pulled the battery to get back into "normal" operations. Perhaps I should have waited, because after finding out a few things about the phone, I discovered the true way to get it into recovery:
The real way into recovery for my phone, is to (from power off state) hold the volume up, a few seconds, then plug the USB cable which is going to the computer into the phone. While holding the volume up until it comes to recovery. This will activate the recovery, (Now for me it activates that fastboot command line...and does nothing else). This was the bit of information I could have used from the beginning, that no one knows. All these places tell you to hold the power and volume up, and then let off power when the screen changes, but that never worked even once. You just hold the volume, and plug the USB from computer. This works.
For me it goes into a "FASTBOOT" header at the bottom of the screen that never changes.
I believe it does this because of my unsuccessful attempt to fastboot it before. And it does not have the right driver to get recognized in the computer. So I'm screwed as far as the recovery goes now.
It is rooted though. And it doesn't seem to have any alternate ROMS available anyways. so we're dealing with the loss of the recovery.
When I do try to use an app such as TWRP manager or CWM (ROM) Manager to reboot into recovery, I get a "boot certification verification -1" error instead of the fastboot line at the bottom of the startup screen and it boots normally from there. So many people asked about this "boot certification verification -1" and NO answers are available anywhere online. So that's where it stands for this phone right now.
Anyone know what driver I should use to get the thing recognized in the computer? I have downloaded a zipped fastboot tools, and it won't get recognized inside the driver manager as "android" only as "unknown device" so I can't use that route....I'm thinking about doing a factory reset to try to erase the fastboot attempt. That may not help though. Anyone?
kruc Ire said:
I got a good way to get it rooted with SuperSU. Ran a command window script I found out there. It worked and now I have SuperSU root. I also figured out how to get into recovery. It looks as though my phone is not the standard LEON that people are talking about here. It's got a few designations, and the T Mobile site advertises a Leon that seems very similar and is called by the name most are using..
Anyhow my LG Leon is designated as a H320. It also carries a v10 desiganation, v10b. The v10 is variable from a-h or a-i. It would seem that once it is updated to 5.1.1 android it gets upped, and becomes unrootable. Mine being a v10b was rootable, but it took me a while to get used to it, and make the command window work.
Unfortunately for me one of many things I tried before getting it rooted, was ADB fastboot. And since this told me to wait for too long, I pulled the plug on it and pulled the battery to get back into "normal" operations. Perhaps I should have waited, because after finding out a few things about the phone, I discovered the true way to get it into recovery:
The real way into recovery for my phone, is to (from power off state) hold the volume up, a few seconds, then plug the USB cable which is going to the computer into the phone. While holding the volume up until it comes to recovery. This will activate the recovery, (Now for me it activates that fastboot command line...and does nothing else). This was the bit of information I could have used from the beginning, that no one knows. All these places tell you to hold the power and volume up, and then let off power when the screen changes, but that never worked even once. You just hold the volume, and plug the USB from computer. This works.
For me it goes into a "FASTBOOT" header at the bottom of the screen that never changes.
I believe it does this because of my unsuccessful attempt to fastboot it before. And it does not have the right driver to get recognized in the computer. So I'm screwed as far as the recovery goes now.
It is rooted though. And it doesn't seem to have any alternate ROMS available anyways. so we're dealing with the loss of the recovery.
When I do try to use an app such as TWRP manager or CWM (ROM) Manager to reboot into recovery, I get a "boot certification verification -1" error instead of the fastboot line at the bottom of the startup screen and it boots normally from there. So many people asked about this "boot certification verification -1" and NO answers are available anywhere online. So that's where it stands for this phone right now.
Anyone know what driver I should use to get the thing recognized in the computer? I have downloaded a zipped fastboot tools, and it won't get recognized inside the driver manager as "android" only as "unknown device" so I can't use that route....I'm thinking about doing a factory reset to try to erase the fastboot attempt. That may not help though. Anyone?
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I dunno, I have the H340AR, with this phones happens the same that with the Samsung Galaxy Ace 3, there are, 3G versions, 4G versions, regional versions, etc.. GA3 have 7275R, 7275B, 7272L, 7272T, I dunno, maybe if we could get a device tree for a H340 and an H320 we could make some TWRP and CM compiling, but I just can't figure it out how to make a device tree or even where to begin..
I successfully rooted my H340AR with Kingroot, it works like a charm. I haven't tried fastboot and I tried to install TWRP in this link https://dl.twrp.me/c50/ but I get that F error "Secure booting error". I guess I have my bootloader locked, so I'm trying to figure out how to unlock my bootloader.
I'm trying to contact with some developers and see if anyone can help me build a device tree.
]
Hi, I have that same phone H340AR LTE. I rooted it with Kingroot and also tried to use TWRP to gen into recovery and got that Security error. I only pulled out the baterry and turn it on again so it booted normally. I made a factory reset because I read that it could be a problem of OTA firmware update. Then I installed TWRP and BusyBox again and tried to get into recovery from TWRP option. When I did that, it showed up the Android lying in his back with a red triangle. I pulled a out the battery again and yes, it seems very dumb and simple but it worked and could reboot the phone.
However, I can't get into recovery from TWRP yet. I read that the problem with us not being able to unlock the bootloader(we don't have the OEM option) is because Leon has Lollipop 5.0.1 and OEM is for 5.1.1
pedrovay2003 said:
I've successfully rooted my T-Mobile LG Leon, and I've successfully installed TWRP, but for the life of me, I can't get the phone to boot into recovery. I can RE-boot into recovery from TWRP manager, but I can't actually boot into it from a fully powered-down state. I've tried every combination of the power and volume buttons I can think of, and nothing ever works. Download Mode works, the factory restore menu works, but I CANNOT get into recovery. Is there a very specific set of instructions anywhere that I can follow?
EDIT: Okay, I finally figured it out: You need to actually select to do a factory reset, and it throws you into the recovery menu.
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when i pressed factory reset all it did was to a factory reset even though i flashed twrp.img successfully... help?
lg leon h345 lollipop 5.1.1
This device has a locked bootloader. If you flash a custom recovery on it, it will not boot into recovery, but will report a security issue. You will lose all recovery functionality, including factory reset, adb, fastboot. If your phone fails to boot, you have a brick.

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