Help how do I get cos recovery back? - Zuk Z1 Q&A, Help & Troubleshooting

I've just reverted my phone to cos12.1 but I can't seem to get rid of twrp how do I get cos recovery back. Please help and thanks in advance

eyes wide open
http://forum.xda-developers.com/zuk-z1/orig-development/tool-toolzukz1eng0-0-3-mauronofrio-t3332563
With this tool you can:
Install drivers;
Unlock/Lock Bootloader (solved a little bug when you try to unlock bootloader);
Flash TWRP 3.0.0 or TWRP 3.0.1 recovery;
Reboot in TWRP recovery;
Flash stock recovery;
Reboot in stock recovery;
Return to Stock Cyanogen OS 12.1 (Now you can choose at which version of stock you want to return);
Restore stock ZUK Z1 boot logo;
Reboot phone from fastboot.

Related

Help! Cannot access recovery after flashing rom

Hi guys,
I was on android lollipop with a custom rom ( ressurection remix )
I flashed to marsmallow, ressurection remix custom rom.
I followed the instructions and flashed bootstack, then flashed rom and finally gapps.
The problem is gapps are not working and now I cannot access recovery.
I tried to adb push a twrp recovery image.
Now when I try to reboot to recovery I get "boot certification verify" error.
So current status:
-Phone boots normally but no gapps. Get errors for them, don't have even the keyboard app.
-I can see my phone when I plug it with usb on my pc.
-I can access download mode with volume up and power button.
-I have a nandroid backup from the previous rom.
-I cannot access recovery.
Is there a way to install recovery again?
If not, do I have to do this http://forum.xda-developers.com/showthread.php?t=2432476 ?
Also my phone is an international one, If I have to install tot which should I donwload?
Any help appreciated, thank you
You don't have enabled debugging mode on system?
Nevermind I followed the tutorial I posted and managed to get back to stock kitkat.
Now I have a other problems with installing custom rom again but I can at least get into recovery and have a functional device

Issue with unlocked bootloader

Hey,
I had AOSP rom and i decided to go back to OOS. (xXx rom)
I entered TWRP, Cleaned Data,Cache,Dalvik,System.
And Factory reseted it.
Installed the xXx rom, and i got on the splash screen instead of "Bootloader Unlocked"
And i'm getting "<!>"
And i couldn't boot.
And i can't press volume keys to get to recovery or bootloader, but it boots straight to bootloader.
i entered to TWRP again (Via bootloader), reflashed stock OOS.
It booted, and then i entered bootloader to flash TWRP again, and it didn't succeeded
I enter only Stock Recovery and every time i try to flash Recovery it's succeed but it's does nothing, still entering Stock OOS recovery.
Now i stuck at stock OOS, and stock rocevery.
Can't flash anything.
Can someone tell me what to do?
Best is via ADB flashing latest BlueSpark TWRP (fastboot devices, fastboot flash recovery (name of TWRP).img and then format all so you start with a clean plate. Then move your ROM from PC to Internal and proceed further. But IMO a "format" is needed. Also siakantabg made a flashable zip from the old bootloader. Flash this zip in TWRP first after formatting en wiping everything.
Link old bootloader: https://forum.xda-developers.com/oneplus-5/themes/mod-bootloader-changer-t3800862

[SOLVED]"No Command" error in recovery mode after flashing TWRP via ADB

What i did stepwise -
1. Unlocked bootloader of my g5 plus
2. Flashed twrp-3.2.3-1-potter.img via adb
3. Booted to TWRP
4. Wiped to decrypt phone
5*. Booted to system to enable usb debugging, enabled it . Transfered magisk , arrow 9.0 rom , gapps to my internal storage of phone
6. Open bootloader , selected recovery mode and got nothing except error "No Command"
So i cannot flashed anything what i wanted to
What and Where i made the mistake ?
How can i get TWRP back?
Thanks all in advance
Solution
1. Flashed magisk17.1 and lazyflasher
2. Updated magisk manager and got root
3. Installed official TWRP app , granted root and downloaded same TWRP.img from which i decrypted the phone.
4. Flashed twrp fom the official twrp app.
5. No irritating No Command error again
The no command screen is that of the stock recovery (that's a normal screen). From your steps, it seems like you booted to system in step 5 rather than back to recovery. It seems that after flashing TWRP, you may have to boot to recovery to fix TWRP as your recovery (else the stock recovery overwrites TWRP). Afterwards, you should be able to boot as normal with TWRP still present.
Easiest way to recover would be to repeat step 2 and 3. Then reboot to recovery in TWRP and that should retain TWRP. Back up your existing system, then flash the ROM, GApps and magisk as desired.
echo92 said:
The no command screen is that of the stock recovery (that's a normal screen). From your steps, it seems like you booted to system in step 5 rather than back to recovery. It seems that after flashing TWRP, you may have to boot to recovery to fix TWRP as your recovery (else the stock recovery overwrites TWRP). Afterwards, you should be able to boot as normal with TWRP still present.
Easiest way to recover would be to repeat step 2 and 3. Then reboot to recovery in TWRP and that should retain TWRP. Back up your existing system, then flash the ROM, GApps and magisk as desired.
Click to expand...
Click to collapse
Thanks for your answer sir , but it didn't work
What I did again
1.I flashed same twrp from adb
2. Booted to recovery , but this time TWRP didn't asked password and I could see internal storage in twrp but not on my PC
3*.However I took the whole backup of stock nougat and cross check from restore option as there was backup in TWRP folder. I wanted copy that backup to my PC . But PC cannot detect my phone while in recovery
4. So booted to system and my PC detected my phone but there was no backup in TWRP folder.( But around 6gb(backup) of storage was used but I couldn't see it)
5.Again booted to recovery mode but "No Command" showed again .
I tried several times but I keep losing TWRP and couldn't see the backup which I make
Same problem. Resolved by flashing alternately several times twrp-3.2.1-0-potter.img and twrp-3.2.1-1-potter_persist.img and finally updated twrp-3.2.3-1-potter.img
It's because of dm-verity. You have to flash something like magisk or a custom kernel that disables it *before* you reboot into stock.
NZedPred said:
It's because of dm-verity. You have to flash something like magisk or a custom kernel that disables it *before* you reboot into stock.
Click to expand...
Click to collapse
I flashed magisk 17.1 and lazyflasher ,i got magisk and root but cannot install modules may be becoz of f2fs bug . By the way i lost twrp after booting to system again and No command still present in recovery mode . I am frustrated Moto software is just pain in head :silly:

Finished install TWRP, but stuck at default recovery mode.

Hello,
im new here, thanks to XDA.
First, im use MAX PRO M1 Stock ROM 338, with unlock bootloader and root devices.
and im curious about 340 stock rom, and i flash the ROM via TWRP, it goes smooth.
but after this, i wanna root again my devices via TWRP, but suddenly my TWRP is gone, and replaces by default recovery.
i though i can bring it back by install the TWRP again via adb "twrp.img", but its not, it still stuck on default recovery mode.
Please help me with this, i really wanna restore my data that i backup on earlier version.
Thanks all
after flashing twrp, keep volume down button pressed and then run command fastboot reboot twrpname.img ENJOY

How To Get Rid Of "Keep Booting Into TWRP Recovery After Flashing Rom"

Today i flashed the pixel plus (July 17) rom through TWRP recovery. Unfortunately i didnt backup the data as i have flashed pixel rom before and it worked fine. So after finishing the installation every time i reboot it kept rebooting into TWRP recovery. I tried flashing the other pixel rom but the result is same.
in my case, I did fix this way.
1. flash TWRP
2. boot recovery (TWRP) 1st
3. use TWRP flash TWRP again ←
4. boot recovery (TWRP) again
5. flash ROM.
※ I recommend flash orange fox (step 3). Because sometime TWRP have problem which password lock - not match password etc., - when start Android OS.
dhampire said:
in my case, I did fix this way.
1. flash TWRP
2. boot recovery (TWRP) 1st
3. use TWRP flash TWRP again ←
4. boot recovery (TWRP) again
5. flash ROM.
※ I recommend flash orange fox (step 3). Because sometime TWRP have problem which password lock - not match password etc., - when start Android OS.
Click to expand...
Click to collapse
Do you have the TWRP? I can't find it on the main thread. Seems those files are removed!

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