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Can't flash twrp need help!

Okay so I received my opo today and wanted to unlock and root etc.. I managed to install drivers and download a toolkit which managed to unlock my bootloader but wouldn't flash the recovery so I attempted it manually via fastboot and after flashing it would reboot to a back screen then vibrate and reboot to system.. Been doing that all night? Any ideas? many thanks in advance new to this phone

Exactly what recovery version are you trying to flash? What OS is on the phone? Get rid of the toolkit, they're nothing but trouble.

Twrp 2.8.1. And its running android 4.4.4 cyanogen mod.. I have mate haha. I take it fastboot and adb are installed correctly as it shows my opo after typing fastboot devices and it unlocked my boot loader soo I'm confused

daviss101 said:
Twrp 2.8.1. And its running android 4.4.4 cyanogen mod.. I have mate haha. I take it fastboot and adb are installed correctly as it shows my opo after typing fastboot devices and it unlocked my boot loader soo I'm confused
Click to expand...
Click to collapse
Try flashing the recovery again, followed by this command
Code:
fastboot erase cache
Then:
Code:
fastboot reboot
Then try booting into recovery.
PS. You've unchecked the "update CM recovery" option in Developer Options, right?

same problem for me. tried manually installing any custom recovery, tried two different toolkits. it flashes and reboots, but then you can never enter the recovery app. even attempting to put stock back fails. i attempted the format the cache and that didn't do a thing for me. basically had to enable cm recovery updates and reset to factory in the os. after that i was back to scratch at least.

I was able to figure it out. Appears the version of TWRP is quite particular for some reason. Once I tried the latest build from here dl dot twrp dot me/bacon/ the problem was solved. Thanks for the tip @snickler

GrizzlyD said:
I was able to figure it out. Appears the version of TWRP is quite particular for some reason. Once I tried the latest build from here dl dot twrp dot me/bacon/ the problem was solved. Thanks for the tip @snickler
Click to expand...
Click to collapse
No problemo. ^_^

Need help, T-Mobile Device (bypassed with international)

I flashed International Firmware
I flashed DP3
OEM UNLOCKED (No Service--- Expected)
Ok now I need to flash a custom rom to get service back which means... flashing TWRP....
Try booting TWRP img nope doesn't work
I talk to people in TWRP they said its because fastboot commands arn't present on DP3 and to download magisk manager and patch a stock boot img.
Grabbed stock IMG from 9.5.10: https://androidfilehost.com/?w=files&flid=294812
moved to Phone, Patched with Magisk Manager, Moved back to pc
adb reboot fastboot
fastboot boot magisk_patched.img (FAILED)
fastboot flash boot magisk_patched.img (Successful)
fastboot reboot
Bootloader (select start option)
Loops into bootloader
Select Recovery
Loops into bootloader
I am literally losing my mind.
I've been trying to get TWRP/ROOT for almost 4 hours I'm starting to Crack someone please dear god help me.

Did you try msm back to stock and start over?
Its a bit of extra work, but it usually works for a non-expert like me when I'm beyond my knowledge.
Also, iirc there's no reason to flash magisk if you're going to flash twrp cuz twrp unroots the device?
I would try msm back to international > unlock bootloader > fastboot flash boot twrp.img > flash twrp installer in twrp > flash magisk in twrp > flash your new rom in twrp.

sydsick42069 said:
Did you try msm back to stock and start over?
Its a bit of extra work, but it usually works for a non-expert like me when I'm beyond my knowledge.
Also, iirc there's no reason to flash magisk if you're going to flash twrp cuz twrp unroots the device?
I would try msm back to international > unlock bootloader > fastboot flash boot twrp.img > flash twrp installer in twrp > flash magisk in twrp > flash your new rom in twrp.
Click to expand...
Click to collapse
You can't flash TWRP from adb on DP3
:/ gives error command

Virus1x said:
You can't flash TWRP from adb on DP3
:/ gives error command
Click to expand...
Click to collapse
So as said before use the msm download tool and start over

Virus1x said:
You can't flash TWRP from adb on DP3
:/ gives error command
Click to expand...
Click to collapse
Right, that's why I was suggesting you msm back to international which would put you on 9.5.3(?)
From there you can unlock your boot loader, flash twrp and magisk, and then flash your rom
https://forum.xda-developers.com/oneplus-7-pro/how-to/how-to-convert-tmobile-op7-to-t3935947

sydsick42069 said:
Right, that's why I was suggesting you msm back to international which would put you on 9.5.3(?)
From there you can unlock your boot loader, flash twrp and magisk, and then flash your rom
https://forum.xda-developers.com/oneplus-7-pro/how-to/how-to-convert-tmobile-op7-to-t3935947
Click to expand...
Click to collapse
Unless your using DP3
so even though I can be on international, Without DP3 you can't bootloader unlock.
You can't unlock the bootloader on T-Mobile phones.

Virus1x said:
Unless your using DP3
so even though I can be on international, Without DP3 you can't bootloader unlock.
You can't unlock the bootloader on T-Mobile phones.
Click to expand...
Click to collapse
I'm not sure where you got that info, but it's definitely wrong.
Tmobile has a standard unlocking procedure, or you can utilize something like this or this if your device is not paid off yet.
However... if you are attempting the dp3 unlock method found here, and as of right now you are still locked, its because you skipped the actual unlock procedure. Which is literally steps 1 & 2 in this guide, attached in the previous dp3 unlock guide.

https://forum.xda-developers.com/on...obile-one-plus-7-pro-msm-tool-revert-t3936528
Step 1- Download the file in the original post, create a folder somewhere you know where it is and extract the downloaded files to that folder
Step 2-Turn off your OP7 Pro
Step 3-Open the folder you created and right click on MsMDownloadTool V4.0.88.exe and select run as administrator, Once open uncheck sha256 check.
Step 4-Plug the Original USB cable that came with your phone into the phone.
Step-5-Hold the Power/Volume up/Volume down button until you see Connected in MsMDownloadTool, the instant you see Connected press start. You only have 5 seconds before it's too late so be quick.
Step-6 Once you see "Download Complete" in green in the Status of Communication box in MsMDownloadTool the phone will automatically reboot and you should have the TMobile splash screen and be able to set the phone up through the set up Wizard.

If you want to use Android 10 with service working on your T-Mobile 7 Pro you NEED to be SIM unlocked.

sydsick42069 said:
From there you can unlock your boot loader, flash twrp and magisk, and then flash your rom
Click to expand...
Click to collapse
That process doesn't work for Android 10 (OB1 and OB2). With OB1/2 the fastboot boot command doesn't work yet (similar to all the 7 Pro devices when it was first released). As the top poster already mentioned the correct method to get TWRP on the device is to flash a patch boot image. Form there, he can flash TWRP within Magisk.

redpoint73 said:
That process doesn't work for Android 10 (OB1 and OB2). With OB1/2 the fastboot boot command doesn't work yet (similar to all the 7 Pro devices when it was first released). As the top poster already mentioned the correct method to get TWRP on the device is to flash a patch boot image. Form there, he can flash TWRP within Magisk.
Click to expand...
Click to collapse
"From that point" would have been 9.5.3 international not 10, and I was assuming he was already carrier unlocked.

Virus1x said:
You can't flash TWRP from adb on DP3
:/ gives error command
Click to expand...
Click to collapse
Right. What you need to do now is download the full latest ota, put it on root of storage. Do local upgrade. After it will boot into stock recovery do a full wipe. Reboot. Then you can install twrp, magisk..ect
This way worked for me ^
(I'm not sim unlocked btw)
If you use msm it will relock your bootloader!

JWnSC said:
Right. What you need to do now is download the full latest ota, put it on root of storage. Do local upgrade. After it will boot into stock recovery do a full wipe. Reboot. Then you can install twrp, magisk..ect
This way worked for me ^
(I'm not sim unlocked btw)
If you use msm it will relock your bootloader!
Click to expand...
Click to collapse
Is there some benefit to keeping the sim locked? Getting the sim unlocked is so easy. Then you don't have to worry about the bootloader relocking, cuz you can just fastboot unlock it.

sydsick42069 said:
Is there some benefit to keeping the sim locked? Getting the sim unlocked is so easy. Then you don't have to worry about the bootloader relocking, cuz you can just fastboot unlock it.
Click to expand...
Click to collapse
No, no benefit. Less headache actually, no need to flash dp3 if sim unlocked already

JWnSC said:
No, no benefit. Less headache actually, no need to flash dp3 if sim unlocked already
Click to expand...
Click to collapse
Exactly, like why go through the trouble of using certain methods of upgrading, etc. to avoid relocking If you can just go to one of the unlocking threads on xda, or just talk to TMobile support on Twitter and get sim unlocked. Like the whole process took me 30 minutes and now I don't have to worry about it because it's officially unlocked. Like, I've had my **** in a boot loop a few times, and being able to msm all the way back to stock and reunlock etc is extremely useful.

Virus1x said:
I flashed International Firmware
I flashed DP3
OEM UNLOCKED (No Service--- Expected)
Ok now I need to flash a custom rom to get service back which means... flashing TWRP....
Try booting TWRP img nope doesn't work
I talk to people in TWRP they said its because fastboot commands arn't present on DP3 and to download magisk manager and patch a stock boot img.
Grabbed stock IMG from 9.5.10: https://androidfilehost.com/?w=files&flid=294812
moved to Phone, Patched with Magisk Manager, Moved back to pc
adb reboot fastboot
fastboot boot magisk_patched.img (FAILED)
fastboot flash boot magisk_patched.img (Successful)
fastboot reboot
Bootloader (select start option)
Loops into bootloader
Select Recovery
Loops into bootloader
I am literally losing my mind.
I've been trying to get TWRP/ROOT for almost 4 hours I'm starting to Crack someone please dear god help me.
Click to expand...
Click to collapse
Download something called "minimal adb and fastboot" (don't have the link handy) and use that fastboot to do the following:
fastboot getvar current-slot
Whichever slot it shows, a or b, you want to switch to the other. So if it says the current slot is A, you would type
fastboot --set-active=b
And if it says slot B, then you want to set A as active slot. Then after it successfully changes slots
fastboot reboot-bootloader
Now when you're back to the fastboot screen after your phone reboots, the fastboot boot command on your twrp img should work fine.
Sent from my OnePlus7Pro using XDA Labs

flashed TWRP over boot slot B

I ended up flashing TWRP over my boot slot (B) and now I just boot into TWRP. I have already installed TWRP on boot slot (a). I can't remember which version of oxygenOS I have installed and couldn't find a way to confirm. How can I fix this? Also want to update to latest version of oxygenOS and android. No data on phone yet. phone still connects to computer, adb sideloader and fastboot commands still work work. Thanks

Are you saying you did fastboot flash boot of the TWRP img? You should be doing fastboot boot TWRP img, then flash the TWRP installer zip.
You can get the OS back up and running by flashing the correct boot.img via fastboot. Or use one of the fastboot stock ROMs.

redpoint73 said:
Are you saying you did fastboot flash boot of the TWRP img? You should be doing fastboot boot TWRP img, then flash the TWRP installer zip.
You can get the OS back up and running by flashing the correct boot.img via fastboot. Or use one of the fastboot stock ROMs.
Click to expand...
Click to collapse
ya, I fastboot flash boot the TWRP img following this video youtu.be/3oSycujvmP8?t=296
I guess I'll start flashing boot images until I land on the correct OS version, thanks

doctor_whooves said:
ya, I fastboot flash boot the TWRP img following this video youtu.be/3oSycujvmP8?t=296
I guess I'll start flashing boot images until I land on the correct OS version, thanks
Click to expand...
Click to collapse
never follow youtube guides...
follow the guides that are up to date here on XDA.
Look for the TWRP thread and follow the steps there.
boot to fastboot
boot TWRP image
Flash TWRP installer
success

plasticarmyman said:
never follow youtube guides...
follow the guides that are up to date here on XDA.
Look for the TWRP thread and follow the steps there.
boot to fastboot
boot TWRP image
Flash TWRP installer
success
Click to expand...
Click to collapse
But to recover his phone, the OP will need the original boot.img from his OS version.
OP has already messed up the boot partition.
That has to be fixed first.

tech_head said:
But to recover his phone, the OP will need the original boot.img from his OS version.
OP has already messed up the boot partition.
That has to be fixed first.
Click to expand...
Click to collapse
in this case the best thing to do is just unbrick using MSM

plasticarmyman said:
in this case the best thing to do is just unbrick using MSM
Click to expand...
Click to collapse
Yes, I had to unbrick using msm. It worked. Was able to get phone rooted and stock recovery replaced with TWRP but it was a much bigger pain than I expected.

doctor_whooves said:
Yes, I had to unbrick using msm. It worked. Was able to get phone rooted and stock recovery replaced with TWRP but it was a much bigger pain than I expected.
Click to expand...
Click to collapse
Glad you got it recovered.
There is an application called "Partitions Backup".
It allows you to back up all the phone partitions. The one you really want to backup from now on is the boot_a and boot_b.
Since you are rooted when you do an upgrade, grab the boot_a and boot_b before installing Magisk after the install.
This allows you to go back to stock. After you back them up, copy them to a computer.

hey guys. Not able to flash oos through twrp.
getting "error flashing zip".

tech_head said:
Glad you got it recovered.
There is an application called "Partitions Backup".
It allows you to back up all the phone partitions. The one you really want to backup from now on is the boot_a and boot_b.
Since you are rooted when you do an upgrade, grab the boot_a and boot_b before installing Magisk after the install.
This allows you to go back to stock. After you back them up, copy them to a computer.
Click to expand...
Click to collapse
Doesn't TWRP back up everything including boot partitions?
Is there nothing that will take the entire internal storage and just make a 'bare metal' image of it for restoring.. the whole entire thing, byte for byte? If not, why doesn't this exist? It just seems so logical to me and would be so incredibly useful. Phone borked? No problem. Just re-image it form the archive you made. To me, that is what TWRP is all about, at least conceptually if not technically.

[Help Needed] Semi Bricked - Remove substratum overlay or somehow backup my data

Hey Guys,
So my idiot brain decided to mess around with substatum themes after I updated and rerooted my OP7P. I rooted with magisk but forgot to put TWRP recovery on.
Anyways, got the phone semi bricked when applying one of the overlays. The phone boots and I can see my lock screen wallpaper but the screen is just flashing on/off.
I cant use the fingerprint or pin to get it. Is there a way for me to backup my pictures and data or somehow remove substratum?
Biggest problem is that for whatever reason, the update revoked my ADB authorization so it looks like I cant do anything with ADB.
If someone has any way to salvage my situation, please reply. Factory reset is my last resort due to no backup.
Thank You

Try booting into TWRP and using ADB there.

Well boot to fastboot. Flash twrp there and then reboot to twrp.
Flash rescue zip and you should be good to go

tech_head said:
Try booting into TWRP and using ADB there.
Click to expand...
Click to collapse
pranacrockz said:
Well boot to fastboot. Flash twrp there and then reboot to twrp.
Flash rescue zip and you should be good to go
Click to expand...
Click to collapse
Problem is, I dont have TWRP recovery flashed, looks like it reverted to stock recovery after I updated. I rooted with Magisk which does not put TWRP back. I forgot to flash it after.
I also probably wont be able to do anything in fastboot either because the update removed the ADB Authorization and I am unable to accept it since my screen doesnt respond to anything, I will attempt this route though.
Edit: No go. ADB vendor key not set and I dont think I will be able to accept it on my device due to unresponsive screen

morphius88 said:
Problem is, I dont have TWRP recovery flashed, looks like it reverted to stock recovery after I updated. I rooted with Magisk which does not put TWRP back. I forgot to flash it after.
I also probably wont be able to do anything in fastboot either because the update removed the ADB Authorization and I am unable to accept it since my screen doesnt respond to anything, I will attempt this route though.
Edit: No go. ADB vendor key not set and I dont think I will be able to accept it on my device due to unresponsive screen
Click to expand...
Click to collapse
Fastboot doesn't need adb.
Switch off the phone, reboot to fastboot.
Then type fastboot boot (filelocation of twrp.img)
Then your phone will boot to twrp.
Flash rescue.zip.
If it is still a no go. Then use msm tool

pranacrockz said:
Fastboot doesn't need adb.
Switch off the phone, reboot to fastboot.
Then type fastboot boot (filelocation of twrp.img)
Then your phone will boot to twrp.
Flash rescue.zip.
If it is still a no go. Then use msm tool
Click to expand...
Click to collapse
Rebooted to fastboot, entered the PIN but Fastboot is a no go. Just keeps saying <waiting for any device> and nothing happens. Would that be because the authorization keys were not accepted after the update?
I am downloading the MSM Tool and will try that if I cant get it to work with fastboot. Will update if it works.
Thanks for suggestions

Ended up using the MSM tool. Did not know it wipes data and also put me back to Android 9.
Oh well, lesson learned. Gotta make monthly backups, make sure twrp is installed and working before messing around with substatrum.
Thanks for the help.

[SOLVED]Fresh TWRP install, phone won't boot to TWRP

I decided to try LineageOS. Something didn't go right with the install, so I decided to start over. Somehow, the encryption got messed up, so I had to wipe and re-install. I used to MSM Tool and had this problem. So then I tried to Flash-all.bat tool and I still had the problem.
The problem is that I used to tools mentioned above to restore OOS. I unlocked the bootloader and changed the dev options (adv reboot, OEM Unlock and USB Debugging). Then I rebooted to the bootloader and flashed TWRP using fastboot boot twrp.....zip. When I do the flash, the phone reboots to a screen with the "Fastboot Mode" screen. I can boot to the bootloader or OOS, but I can't boot to TWRP. I have the latest maurofrio's TWRP and the MSM tool installs 10.3.2. The Flash-all.bat tools installs 10.3.3. I've tried updating to 10.3.4. All give the same result.
What the heck am I screwing up?

Yippee38 said:
I decided to try LineageOS. Something didn't go right with the install, so I decided to start over. Somehow, the encryption got messed up, so I had to wipe and re-install. I used to MSM Tool and had this problem. So then I tried to Flash-all.bat tool and I still had the problem.
The problem is that I used to tools mentioned above to restore OOS. I unlocked the bootloader and changed the dev options (adv reboot, OEM Unlock and USB Debugging). Then I rebooted to the bootloader and flashed TWRP using fastboot boot twrp.....zip. When I do the flash, the phone reboots to a screen with the "Fastboot Mode" screen. I can boot to the bootloader or OOS, but I can't boot to TWRP. I have the latest maurofrio's TWRP and the MSM tool installs 10.3.2. The Flash-all.bat tools installs 10.3.3. I've tried updating to 10.3.4. All give the same result.
What the heck am I screwing up?
Click to expand...
Click to collapse
Using fastboot, you can only boot a TWRP image, not zip.

remewer said:
Using fastboot, you can only boot a TWRP image, not zip.
Click to expand...
Click to collapse
That is exactly what I was screwing up. Thanks!