Crappy pixel density app bricked my Galaxy S4! HELP! - Galaxy S 4 Q&A, Help & Troubleshooting

Ok So I had been using an app to change the pixel denisty on my Galaxy S4 (gt-i9505) but it wasn't permanent cause it reset the density after a reboot. So I downloaded a different app that had the alleged ability to change it permanently (until you change it back). So I changed it to 300 (same density I had been using on the previous app) and then it restarted my phone. For a while I was just getting the "Samsung Galaxy" screen, then it goes black and vibrates slightly every now and then. Then I now either get the Kies failed firmware update screen if I just try to turn it on as normal. But I can put it into download mode. What the F do I do?

daylight95 said:
Ok So I had been using an app to change the pixel denisty on my Galaxy S4 (gt-i9505) but it wasn't permanent cause it reset the density after a reboot. So I downloaded a different app that had the alleged ability to change it permanently (until you change it back). So I changed it to 300 (same density I had been using on the previous app) and then it restarted my phone. For a while I was just getting the "Samsung Galaxy" screen, then it goes black and vibrates slightly every now and then. Then I now either get the Kies failed firmware update screen if I just try to turn it on as normal. But I can put it into download mode. What the F do I do?
Click to expand...
Click to collapse
Do you have a custom recovery?
Sent from my SGH-M919

Actionx1 said:
Do you have a custom recovery?
Sent from my SGH-M919
Click to expand...
Click to collapse
I was on stock. Used motochopper method to root.

What was your original reason for wanting to do this?

If you can put it to download mode then the safe thing to do is Odin back to stock.
Sent from my SGH-T999 using xda app-developers app

IXChicharitoXI said:
If you can put it to download mode then the safe thing to do is Odin back to stock.
Sent from my SGH-T999 using xda app-developers app
Click to expand...
Click to collapse
But because he's in the wrong place, he'll get a bad end by flashing anything in this forum. This is not the I9505 forum.

Please read forum rules before posting
Questions and help issues go in Q&A
Thread moved
Thank you for your cooperation
Friendly Neighborhood Moderator
Pay attention to your model number and what forum you are in. Moved to correct device forum

IXChicharitoXI said:
If you can put it to download mode then the safe thing to do is Odin back to stock.
Sent from my SGH-T999 using xda app-developers app
Click to expand...
Click to collapse
It fails at writing the nand every damn time.

Ok sorry for double post but I fixed it. It was a driver issue (as I suspected) because windows insists in checking it's ****ty windows updates for drivers instead of just installing the ones you already have. Long and short of it is I put the phone into download mode, disconnected my computer from the internet, plugged the phone in, everything installed fine and installed the phone as the right device not as a ****ing modem. Then ran odin 3.07 and flashed the stock rom back to the phone. I still have all my apps and user data too. Just had to re-root the phone and I did that with the odin method this time instead of the motorboat method.

Related

[Q] I bricked my Galaxy S4

I was trying to root my S4 using the video and downloads provided by QBking77. That did not work so I tried to update Samsung software.
I got a message saying the software has been downloaded and will be installed. Clicked yes and now all I get is a black screen with recover booting on the upper left hand side corner.
Please help.
Go do some research on Odin. I'm not very knowledgeable in this, I came from HTC, but I think Odin can help you.
Sent from my SPH-L720 using Tapatalk 2
Sphansek said:
I was trying to root my S4 using the video and downloads provided by QBking77. That did not work so I tried to update Samsung software.
I got a message saying the software has been downloaded and will be installed. Clicked yes and now all I get is a black screen with recover booting on the upper left hand side corner.
Please help.
Click to expand...
Click to collapse
First try pulling the battery and starting again. If you are still stuck you are going to want to Odin the stock tar back on.
Sent from my SPH-L720 using xda premium
crawrj said:
First try pulling the battery and starting again. If you are still stuck you are going to want to Odin the stock tar back on.
Sent from my SPH-L720 using xda premium
Click to expand...
Click to collapse
Thanks for the quick replies guys. I dunno what I did but somehow its working again. Pulled out the battery and still the screen with Samsung Galaxy S4 and recovery booting showing on the screen. Pressed the power off + volume down + home screen button and was somehow able to restart the phone which seems to be working fine now.
The problem is I dont know what happened there? And if its safe to go ahead and update the samsung software or not?
Any clue? Any advice is appreciated.
Sounds like a typical update fail to me. It will most likely do the same thing if you try again.

failed to root, now bricked, lost in the sauce

Rooting my Galaxy S4 has been one of the biggest pains in my rear ever and now I'm bricked and need a bit of help.
Normally, when I want to root a phone, I come here, to XDA, and follow a nice well written up-to-date thread on how to do it and it works. For the S4 however, I can't find any such threads that are not either old, out-of-date, or they use so many abbreviations for things I have no clue what they are talking about.
I started out with a totally stock Samsung Galaxy S4, was a VPUAMDL.
I used ODIN to push TWRP tarball. I then used TWRP to install the CWM SuperSU zip file.
I noticed when it started up that I had no root, I had the SuperSU program however, it nor another program I got on the marketplace, could confirm root.
Bit of looking I found this: galaxys4root (DOT) com/galaxy-s4-root/sprint-vpuamdl-firmware-update-root-fix/
(sorry, can't post full links yet)
Which basically informed me that VPUAMDL needs a new kernel to remove the SetUID restrictions.
I downloaded that file, and put it on my SD card. Booted into TWRP and installed. now my phone is bricked. gets to the "Samsung Galaxy S4" startup splash screen on black background
I am looking for a kernel that will work, either the stock kernel or not.
I am also looking for a good tut on rooting the S4, as all the tuts I have used have been utter wasted time.
I have ODIN, and can boot TWRP, ODIN mode, etc on my phone.
have no clue where to go from here and Im afraid to start trying to download random files and get everything mixed and confused.
Thanks for any help at all.
CF Auto Root
http://forum.xda-developers.com/showthread.php?t=2291827
Sent from my SPH-L720 using xda app-developers app
FanOfSkynyrd said:
CF Auto Root
http://forum.xda-developers.com/showthread.php?t=2291827
Sent from my SPH-L720 using xda app-developers app
Click to expand...
Click to collapse
I followed that page, pushed it, installed fine, 100% no errors.
still bricked at GS4 startup splashscreen.
It did finish successfully and I saw the screen with the red android.
It removed TWRP and replaced it with the stock recovery as it should have.
I am actually surprised myself that it is still bricked at the GS4 splash.
Odin stock everything. See if it boots. Then try to root after that.
Stealyourface said:
Odin stock everything. See if it boots. Then try to root after that.
Click to expand...
Click to collapse
I am failing to find stock everything to push.
I think I stated that, not sure... hmm
none the less. I do not have a stock kernel or recovery on hand. I can not find one either as there seem to be a plethora of kernels and threads and pages all for different files and downloads. Sifting through trying to find something is becoming harsh. Thus this thread.
You are not bricked if your phone can turn on and go to download mode or recovery.
Sent from my Sprint Galaxy S4 using Tapatalk 2
GiantJay said:
You are not bricked if your phone can turn on and go to download mode or recovery.
Sent from my Sprint Galaxy S4 using Tapatalk 2
Click to expand...
Click to collapse
Well then its whatever you want to call it when it wont boot the operating system and is totally un-usable as a phone or mobile device.
I would go HERE
That is the thread for stock MDL stuff.
Download and flash the kernel and full wipe rom for MDL.
Then upgrade to MF9.
+2 ^^^^ to what he said :edit:
Nice tut on rooting the s4 thanks to mudavo here http://forum.xda-developers.com/sho...to Full Stock [MF9] w/ Root & Custom Recovery
There is also a video tutorial stickied in android devolpment
Sent from myself SPH-L720 using xda app-developers
Thanks guys, going to try some of the stuff from there. Hope i get it going. Need mah phone back! lol
Wooo, those links where just what I needed. Thanks a lot.
Got my phone back on and now I have a stock file in case I muck things up again.
Just make a nand back up and restore when something bad happens ive mucked up alot and it has always saved me
Sent from my SPH-L720 using xda app-developers app while smoking

[Q] Help - GS4 - Even Best Buy could not Flash

Hello All,
I am quite new to the world of Android, but have searched and read up for multiple days on this site before finally posting my issue.
I have a GS4 that had been running stock with the MF3 OTA update. I finally decided to root and install safestrap to mess with a few custom roms. Everything went well. I was able to create a Rom Slot and load a custom rom for testing whilst keeping my stock in original form. NO issues what so ever. I used the Wicked Rom.... Eventually I decided that I would delete Rom Slot 1 and go back to stock. I followed directions to the T, deleted the slot and selected to boot from Stock. NO GO. This is where the horror begins:
Now, the phone boots up but I see the Samsung Galaxy S4 logo and it stays there...does not go back. I no longer see the SafeStrap recovery screen when booting up. --- I cannot even get into recovery on the phone any longer: it says recovery booting in blue and stays there.
I am able to get into Download mode to re-flash - but naturally none of the stock firmware files are loadable via Odin due to an error I keep getting NAND Flash! (Fail).
I finally decided to drive to Best Buy and asked the guy to flash my phone to stock there. He put the phone in download mode and used their multiflash tool which did not detect the phone and thus he could not move forward. The laptop did detect the phone at best buy, but their software did not and thus flashing did not occur.
I am looking for any and all advice to get this phone running without having to return it to Samsung....please and thanks in advance.
My apologies if my search did not yield a positive result and there is something out there....
Well There is no way to flash with Odin while on MF3, so that effort is completely fruitless at this time. Did the guy try a different USB port, cord or even restarting the computer he was using?
Can you get into your recovery to do a factory reset?
Sent from my SAMSUNG-SGH-I337 using XDA Premium 4 mobile app
Best buy should be able to do it. I remember reading somewhere that someone had to go to 3 different stores before they found someone smart enough to do it.. Lol
Sent from my SGH-I337 using XDA Premium HD app
I cannot get into recovery at all, it just says recovery booting and sits there....recovery booting is displayed at the top left of the screen in blue.
The guy did not try a different port or reboot. When he plugged the phone in, in download mode, the computer did recognize the phone but his Samsung software did not.
graydiggy said:
Well There is no way to flash with Odin while on MF3, so that effort is completely fruitless at this time. Did the guy try a different USB port, cord or even restarting the computer he was using?
Can you get into your recovery to do a factory reset?
Sent from my SAMSUNG-SGH-I337 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Well he is an idiot for not troubleshooting his system. I have had the same exact thing happen with multiple different computers and phones. The computer detects the device correctly, but the program I needed to use would not. More often than anything a quick changing of ports or a reboot of the computer fixed it. I have had to completely wipe out the drivers a few times and reinstall them to get it to work. 9 times out of ten, it is not the phone that is the culprit, it is something else before the phone.
Sent from my SAMSUNG-SGH-I337 using XDA Premium 4 mobile app
FIXED
Well it seems the guy at my best buy was a TOOL! I took the phone in again today, had the battery pulled before I arrived - put it in download mode for him. Told him that Samsung tech support said he should reboot his pc. He did. Voila, reflashed to stock. Thank goodness....thank you guys for the advice.
Apply cold water directly to burned area.
Who's awesome?
ME!
Anyways, glad you are back up.
Sent from my SAMSUNG-SGH-I337 using XDA Premium 4 mobile app

PLEASE someone help me... I cant believe this is happening

Ok so i just bought a new lg g2 d801.
I unlocked it succesfully, then went on to root it succesfully using ioroot.
Then I tried installing twrp using freegee and it didnt work giving me comparable results to this: http://forum.xda-developers.com/showpost.php?p=50501346&postcount=867
so I went on to install it manually from terminal emulator (I installed the rogers version as suggested by another user here as this is exactly my situation: http://forum.xda-developers.com/showpost.php?p=50502408&postcount=869
I followed this method for the code in terminal emulator:
su
dd if=/sdcard/recoveryfilename.img of=/dev/block/platform/msm_sdcc.1/by-name/recovery
replacing "recoveryfilename" to the name of the rogers .img.
Now the phone just boots normally into the stock interface but it is all glitchy, no wifi, computer doesnt recognize it and then within about 1 minutes it boots into the lg logo with the "turning on" sound randomly and keeps doing that.
adb devices gives nothing. I cant browse the contents of it but it does seem to be interacting with the computer since it is saying "driver updating... etc."
Ahhhh not too sure what to do from here.
If anyone can guide me I will be infinitely grateful, so discouraged right now.
I just want to bring it back to stock, nothing valuable at all on it, I have had it for 4 hours.
U can do a factory reset and see how it goes. Go to settings > general> backup and reset> factory reset.
Sent from my LG-D802 using XDA Premium 4 mobile app
I cant access any settings.
Just says: Error
In a little black box. I can browse the menus but cant actually enter into the specific settings areas.
I did factory reset from twrp which is accesible, didnt help.
Thank you though, I would love more ideas!
In that case u should flash stock rom using a computer. Go through this thread http://forum.xda-developers.com/showthread.php?t=2432476
Sent from my LG-D802 using XDA Premium 4 mobile app
Ok im going to try using the lg mobile support tool
I went in usb mode holding the up key and inserting the usb cable.
Seems to be working, downloading a ~2gb file.
I will update.
All the best
Sent from my LG-D802 using XDA Premium 4 mobile app
of course my wifi cuts when the download is at 1443 of 1772 mb.
I think the gods have something against me today.
Should I cancel the download and start over? Doesn't seem to be picking up where it stopped.
Do you have any other option to resume ur download?
Sent from my LG-D802 using XDA Premium 4 mobile app
OK thank god it went through.
Installed the stock recovery succesfully.
Restored factory settings.
Still doing strange boot shutdowns randomly and wifi is not working. I cant access any settings.
It seems like there is rom compatibility issues or something.
What should my next step be?
Btw thank you so much for being here I really appreciate your help.
Did u flash the stock rom or just recovery?
Sent from my LG-D802 using XDA Premium 4 mobile app
jaidev.s said:
Did u flash the stock rom or just recovery?
Sent from my LG-D802 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Just recovery I think... I just let the lg mobile support tool do its thing
It was in the usb download mode.
Now I am planning on attempting what you linked. Only problem is that the flash tool links are not up to date and I cant fidn where to download it.
U should flash the whole stock rom, not just recovery, u will find all the necessary tools in the thread I mentioned
Sent from my LG-D802 using XDA Premium 4 mobile app
I cannot seem to find the flash tool. What is the path where the download is located?
Thanks again...
It's there in the first page of that thread
Sent from my LG-D802 using XDA Premium 4 mobile app
I am actually going slowly insane right now.
I have been sitting in front of my computer for over 8 hours trying to get this back to functional condition.
I followed the procedure exactly as detailed, when I press "upgrade start" I get this:
Please install CSMG B2C Client Tool" "Select tool ->B2C Client setup
Absolutely discouraging. I wish I could just talk with someone right about now. I am making no progress.
Phone keeps turning on all the way through til the homepage then off again. I actually cant keep it off. It turns on by itself.
adb devices is now recognizing it but it says "offline"
Ideas? Recommendations?
I really appreciate everything so far
Did u run that update tool before running the flash tool?
Sent from my LG-D802 using XDA Premium 4 mobile app
---------- Post added at 03:25 PM ---------- Previous post was at 03:19 PM ----------
I've send u a pm, check it
Sent from my LG-D802 using XDA Premium 4 mobile app
Flash TOT back to stock. below is instruction how to
http://optimusforums.com/threads/guide-complete-guide-to-unbrick-your-soft-bricked-g2-f320.9232/
Thanks cccho. looking into this now looks like it could very well work.
I actually didnt even sleep last night. Havent done that in a long time, I figured I would manage to figure out by morning but I was not even close!
Much love to all who helped.
Hopefully this works.:good:
Actually I have a question... In your link they are using .tot files. I have only ever seen .kdz files for this purpose... Am I safe to follow the procedure with a stock .kdz file?
Thanks
Ok so I have managed to succesfully reinstall the original exact videotron firmware that the phone was running just one day ago.
There is something else going on. Its still rebooting every 10 seconds, whenever there is a text input prompt the cursor goes when I press within the box but the keyboard never appears. Wifi is non functional. Imei is saying "null" now whichI find extremely worrying...
Anybody heard of this before? I would really love to understand what is happening to this seemingly incredibly fragile phone.
Im about ready to toss it in the trash.
It seems like it has a virus or something.
Every now and then during the short glimpses of functioning it undergoes, there is a small grey box that appears near the bottom that says error.
It is not recognising my sim card either.
Please somebody help me out, I am willing to pay for help at this point.
Much love,
Zach
Also, I can never close/lock the screen. If I close it, its a guaranteed reboot. Every signle time. so for the phone to work screen has to stay on. 24 hours ago it was showing absolutely no signs of any of this

[Q] Returning to stock on rooted phone with a black screen.

I need to send my device (ATT galaxy s4) back to Asurion. I already received the new one. The problem is the screen is burned out. Not from a drop or anything, just simply burned out. Will I get into trouble for sending it back rooted? Will they see it being that the screen doesn't work? How can I return it to stock without having access to the screen?
You can attempt to get it in download mode and use Odin to flash the stock firmware. If Odin recognizes the device you're probably I'm download mode
Sent from my Nexus 5 using XDA Free mobile app
jd1639 said:
You can attempt to get it in download mode and use Odin to flash the stock firmware. If Odin recognizes the device you're probably I'm download mode
Sent from my Nexus 5 using XDA Free mobile app
Click to expand...
Click to collapse
Thank you! I ended up doing this about 5 minutes after I made the post but I couldn't figure out how to delete the post.

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