My device is stuck on fastboot after trying to install TWRP - OnePlus 6 Questions & Answers

I tried to install TWRP and i got stuck in crashdump mode. I tried to get into recovery through fastboot mode. But i am now stuck on fastboot and can't get into anything else. Adb is not recognising any devices either, even though my phone is connected to my mac.

Try using msm download tool... Search on xda for unbrick guide oneplus 6 or msm download tool oneplus 6 and follow the instructions.

Related

OP6 stuck in FastBoot

I was trying to install OOS 10.3.2 but it didnt really work as expected so it did boot to the fastboot.
I can't boot in to the recovery because thats not working, OS either because I did wipe Data/System before I did flash OOS10.
I was trying in powershell ADB devices, it did find my OP6. But when I do : Fastboot boot twrp.img it says Failed to load/authenticate boot image: Load Error
Fastboot flash twrp doesnt work either.
Can someone help me out ?
Ghost123NL said:
I was trying to install OOS 10.3.2 but it didnt really work as expected so it did boot to the fastboot.
I can't boot in to the recovery because thats not working, OS either because I did wipe Data/System before I did flash OOS10.
I was trying in powershell ADB devices, it did find my OP6. But when I do : Fastboot boot twrp.img it says Failed to load/authenticate boot image: Load Error
Fastboot flash twrp doesnt work either.
Can someone help me out ?
Click to expand...
Click to collapse
If you search there is a version than can be flashed from fastboot / ADB.
Otherwise I'd look at wiping the device using the MSM tool and flashing back to 9.0 (only version that consistently works for me).
Amos91 said:
If you search there is a version than can be flashed from fastboot / ADB.
Otherwise I'd look at wiping the device using the MSM tool and flashing back to 9.0 (only version that consistently works for me).
Click to expand...
Click to collapse
Do you have a link or something I downloaded MSM tool but when I hit start it says "Waiting for devices"
Which twrp is it ?
I tryed twrp-3.2.1-0-enchilada.img
Ghost123NL said:
Do you have a link or something I downloaded MSM tool but when I hit start it says "Waiting for devices"
Which twrp is it ?
I tryed twrp-3.2.1-0-enchilada.img
Click to expand...
Click to collapse
With msm tool did you follow all the instructions? Windows 10 in test mode installing the Qualcomm drivers etc?
Amos91 said:
With msm tool did you follow all the instructions? Windows 10 in test mode installing the Qualcomm drivers etc?
Click to expand...
Click to collapse
Got it working by reinstalling the qualcomm drivers.
But the windows 10 test mode keeps failing however at the end the MSM did work.
Im gona unlock the bootloader in the next hour.
Let's see if fasboot twrp will work this time.

How to go back to stock OxygenOS on OnePlus 7

So, I flashed LineageOS recovery and installed LineageOS.
This was very buggy for me so I want to go back to stock OxygenOS (11).
I cannot for the love of everything that is holy figure out how to do this.
I downloaded OOS ROMs but I cannot sideload them on the Lineage Recovery.
Also I tried MSM Tools, but this staight up just won't start.
Anyone has a tutorial for me or can tell me what I'm doing wrong?
Fuwlz said:
So, I flashed LineageOS recovery and installed LineageOS.
This was very buggy for me so I want to go back to stock OxygenOS (11).
I cannot for the love of everything that is holy figure out how to do this.
I downloaded OOS ROMs but I cannot sideload them on the Lineage Recovery.
Also I tried MSM Tools, but this staight up just won't start.
Anyone has a tutorial for me or can tell me what I'm doing wrong?
Click to expand...
Click to collapse
Hello, did you follow the instructions here: https://forum.xda-developers.com/t/...l-to-restore-your-device-to-oxygenos.3954325/
?
Yes, MSM tools just doesn't work
Me too, I can't start this EDL mode, it just goes straight to fastboot.
I did it! I finally was able to use the EDL mode and MSM tool by using an old laptop that had USB2 ports! The laptop I was using had only USB3. After I've installed the Qualcomm drivers on the second laptop, EDL mode started as explained in the guide and MSM found it immediately.
Hope this helps.
WookieTookie said:
I did it! I finally was able to use the EDL mode and MSM tool by using an old laptop that had USB2 ports! The laptop I was using had only USB3. After I've installed the Qualcomm drivers on the second laptop, EDL mode started as explained in the guide and MSM found it immediately.
Hope this helps.
Click to expand...
Click to collapse
Hi,
Just experiencing the same. I would like some help pls !
Tried LineageOS. Not stable enough on OP7 so I want to go back to OOS.
Got OnePlus 7 - 1903 model EU, so I believe it's GM57BA that I have to deal with.
Tried fastboot methods, not successful. I followed this post. Tested this on linux.
Encountered "Flashing is not allowed for Critical Partitions" even though I got :
Code:
❯ fastboot flashing unlock
FAILED (remote: ' Device already : unlocked!')
fastboot: error: Command failed
❯ fastboot flashing unlock_critical
FAILED (remote: ' Device already : unlocked!')
fastboot: error: Command failed
Device was stuck during boot (left it about an hour to try, nothing happened).
At some point I faced Qualcomm Crashdump Mode Screen.
Now I think the only option is to go for MSM method but not available for linux, so I switched on windows.
Instructions on this post seem pretty clear but when I plug the phone on PC, device is not recognized, don't know why I can't install phone driver properly (but probably not important at this stage).
Qualcom drivers are installed but I can't get my phone to boot on "EDL mode" ?
vol - and vol + while shutting down/powering on the device, plugged/unplugged to PC (tried few combos).
So device is not recognized and I can't run MSM Enum.
I have probably missed something... if anyone could give a hint on how to do that, I would greatly appreciate it.
Ok so I finally found a way to solve my issue.
Followed instructions from this video.
Basically I had to disable driver signature enforcement on my pc. This allowed me to properly boot on EDL and detect the device using MSM.
Hope this will help

soft bricked or hard bricked?

Hello everyone,
I attempted to unroot my phone by uninstalling Magisk; however, my phone is not able to go to the home screen anymore. The phone is only able to cycle through a few pages such as fastboot mode, or the page, which indicates "The boot loader is unlocked and software integrity cannot be guaranteed... The third option is recovery mode, but that leads me to nowhere. I looked up many tutorials and tried to use the MSM tool, but I did not have any luck. When I used the MSM tool, my phone showed up as COM3, but the tool said "Waiting for device."
Can someone link me to a step-by-step guide, or assist me? My phone is a One Plus 7 Pro (unlocked T-Mobile version).
I attached a few images of the only options that I can see. Also, does this indicate that my phone is soft bricked, or hard bricked?
Thank you!
First, can you access fastboot commands from your computer ?
If so, can you boot the latest TWRP (https://twrp.me/oneplus/oneplus7pro.html) with the command : fastboot boot twrp.img (assuming you've put the TWRP IMG file in the same folder as the ADB tools)

IN2017/TMO flashing Global failure, stuck with CrashDump & Fastboot, no EDL/MSM, etc.

Hi guys,
I think I've tried it all at this point so I'm in need of some help.
I've got the T-Mobile IN2017 version of the OP8. I wanted to get rid of the T-Mobile junk and get access to the "regular" updates.
I started with this guide: [Guide] Convert to Global [WIP]
I got my unlock token today and gave 11.0.0-GLOBAL-OnePlus8Oxygen_15.O.30_OTA_0300_all_2010031624_c5e68b42b3325-FASTBOOT a shot. When it booted into Rescue Mode I assumed something had gone wrong so I told it to wipe everything and I figured I'd start over. I realized this was probably a good thing because I had neglected to backup anything.
I used instantnoodlet_15_O.16_201001 to reset. I couldn't get the volume up + volume down combination to work at all so used adb to reboot in edl. All went well.
I then re-unlocked the bootloader, flash booted into twrp-3.3.1-test10-instantnoodle-unified-mauronofrio.img and made some backups.
I installed the latest Magisk (changing .apk to .zip) within TWRP, and used adb shell to make a backup of my persist.img
I went back to 11.0.0-GLOBAL-OnePlus8Oxygen_15.O.30_OTA_0300_all_2010031624_c5e68b42b3325-FASTBOOT and ran the flash-all.bat but this time it failed and I've found myself bricked: CrashDump Mode.
I've only been able to switch betwen CrashDump Mode, off, and Fastboot. When I'm in Fastboot if I try to start or boot in recovery it just ends up back at CrashDump. If I do a hard power off and try holding volume up + down to get into edl I end up at Fastboot again as soon as I plug the usb in. The commands fastboot reboot edl, fastboot oem edl, and fastboot reboot-edl all give me errors. I can no longer flash boot into TWRP. I've tried flashing the 11.0.0 Global again but I get "Flashing is not allowed for critical partitions" and "partition not found" errors before I end up back at the CrashDump screen.
When in CrashDump it shows up in my device manager as Qualcomm HS-USB Diagnostics 900E (COM13). When I'm in fastboot it appears as OnePlus Android Bootloader Interace. I have uninstalled the drivers and reinstalled the drivers (OnePlus_USB_Drivers_Setup, QDLoader HS-USB Driver_64Bit, androidwinusb). I'm using the latest Platform Tools. I am in test mode and I have turned off driver signature.
I only have two USB 3.0 ports and I don't have access to another Windows PC. I have used three different USB cables, including the OnePlus original, in both ports. I have taken off my phone case to make sure nothing is interfering with me pushing volume up + down. My thumb hurts from pressing it so much. I've done this dozens of times now. No EDL.
I'm at a loss. Someone please help me!
Edit: I've tried using the All-In-One-Tool but it says reboot to EDL doesn't work because I'm in fastboot and trying to boot into the latest twrp still just sends me back to CrashDump.
Solved!
I came across this twrp guide: [TWRP][3.6.0-11-b7][instantnoodle]TWRP for OnePlus 8/8Pro ][OFFICIAL][BETA] and unlike the other I had used, this one didn't warn against flashing and only booting. I flashed the img for twrp-op8-3.6.0_11-infected-b4 to recovery_a and recovery_b and booted into recovery. At first it just said I was in fastboot, it didn't give me all the usual twrp options, and the only buttons were to reboot and to switch between fastboot and adb (which did nothing, it stayed in fastboot). I tried to reboot to edl and ended up back at the fastboot screen. From here I tried again to boot into recovery and this time I got all the usual twrp options. I rebooted into edl and was able to successfully unbrick with the 10.5.7 MSM. Flashed the global 10.5.7 MSM and I'm set. Updated to A11 and everything is groovy!

[FIXED] One Plus 6 hard bricked, bad TWRP installation

Hi,
I tried to do following steps:
1. Install last LineageOs as they say in their web site
2. Then I tried to install twrp recovery. I downloaded lastest version form here https://eu.dl.twrp.me/enchilada/
3. I tried to install it using:
fastboot flash boot twrp-3.6.0_11-0-enchilada.img
And It stucked on twrp logo... Just infinitelly.
If I restart in fastmode, this logo is shown, if I restart in recovery, this logo again. If I try to restart from lineage, this logo. Nothing happend and I can't do fastbode devices neither adb devices.. Only different screen I can see is this one that says the bootloader is unlocked and "PRESS POWER KEY TO PAUSE BOOT"
Have I bricked my new phone?
Thanks in advance
Also if I enter into fastboot mode (power + volume up) and I do fastboot devices I got no answer
Googling for a while I arrived to the [B]MsmDownloadTool V4.0.exe[/B]
I'm trying this
The Complete Guide to Unbrick OnePlus 6/6T from a Hard-Brick using MSMDownload Tool
A comprehensive guide to unbrick OnePlus 6/OnePlus 6T from a hard-brick using the MSMDownload Tool and restore stock firmware on it.
www.thecustomdroid.com
And this
How to Guide Unbrick OnePlus 6 Using Msm Download Tool
How to Unbrick OnePlus 6 Using Msm Download Tool
www.berga-tech.com
Waiting to download and trying to get a windows mahine. BTW, i found this linux scripts to
Restores OnePlus 6T Fajita to Oxygen OS 9.0.17 on a Linux PC using bash and fastboot​
I managed to fix it!!
Following first link tutorial, I executed MsmDownloadTool V4.0.exe. However it brings me the error Sahara Communication Failed. Please try again after power off the phone. So I tried to change the cable to a non USB 3.0 and well, I dont know how but doing volume up + volume down + power on It entered to the fastboot mode so I flash the lineage recovery and... It boots again!
:') I'm happy

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