Correct Procedure - OnePlus 6 Questions & Answers

Hey guys
Just need to know correct Procedure. Im currently on Syberia Rom (Android 12)
I want to go down to a Rom (Android 11)
Do i have the procedure right
Boot into Twrp
Wipe Cache, Data, Davlik
Flash OOS (latest build)
Boot to TWRP
Flash New Rom
Boot to TWRP
Flash Gapps
Flash Magisk
Wipe Data
Reboot system
Would that be the correct process?
Thanks

I wouldn't bother with TWRP. I'd use the MSM tool. Sorry, I'm a bit busy, maybe others can chime in here.

Related

custom rom to beta 11

I installed Syberia ROM and then flashed a custom kernel but it broke my WiFi, what steps do I need to take to go back to beta 11 oos?
To be sure, wipe data, cache, system, flash ob11, flash twrp, reboot to twrp, flash oos, flash twrp, reboot to twrp flash magisk

full wipe brick? help please

Hello everyone! Need help.
I was testing some Xposed modules and then the system crashed and started no more.
I entered the twrp and made a wipe in all the options that there was to do.
The problem is that now the phone does not start any more, there is no way to get into the recovery or the room. When you turn it on, it goes straight to the recovery qualcoom screen. How should I proceed?
Sounds like you wiped system aswell...
Fastboot twrp should work.
In fastboot twrp flash twrp zip
Reboot to twrp
Flash OOS
Flash twrp
Reboot to twrp
Flash magisk
Should get you booted atleast
reflash oxygen os in twrp after wiping data and cache
matze19999 said:
reflash oxygen os in twrp after wiping data and cache
Click to expand...
Click to collapse
I can not access twrp because I've made a full cache, dalvik, system, and internal memory wipe. Only fastboot mode opens
You should can access TWRP because you didn't wipe recovery partition
https://forum.xda-developers.com/oneplus-6/how-to/tool-msmdownloadtool-v4-0-international-t3903272
Follow the instructions care full...you device will work
Thanks man <3

Problems flashing Roms

heelo guys
im having a problems flashiing roms. i tryed Paranandroid, RR and crDroid...
after i flash them i get bootloop into TWRP. whac can i be doing wrong?
the steps i do are this:
flash ROM -Flash TWRP - REBOOT to TWRP - Flash Gapps - Flash Magisk - Then bootloop
can anyone please help me?
anyone? please?
first install OOS 10 on both slots (i have open beta 4)..than boot to OOS 10, not setup! Then boot TWRP and factory reset, not FORMAT DATA!!! Then reboot TWRP and install ROM, TWRP, reboot, install Gapps and Magisk (optional)
mcboums said:
first install OOS 10 on both slots (i have open beta 4)..than boot to OOS 10, not setup! Then boot TWRP and factory reset, not FORMAT DATA!!! Then reboot TWRP and install ROM, TWRP, reboot, install Gapps and Magisk (optional)
Click to expand...
Click to collapse
hello mate
and when i install Rom, do i need to install on both slots or i can have one has backup (its what i have been doing till now)?
and when i factory reset, what will i lose?
Well, it is difficult to say. Usually, every ROM has its thread, its instructions and its community that helps with problems related to installing that ROM.
It could be a few things:
1) I do not see any mention about wiping data. Usually you need to wipe data and wipe system partition in twrp before you install a new ROM. Maybe that is the issue. However, what you need to wipe is ROM specific.
2) Check prerequisites, what ROM version you need to be running before you flash. Sometimes that matters.
3) OnePlus 6 has these A/B slots that I do not fully understand. From what I have read, if you are running on slot A, update installs on slot B, and then you reboot to slot B and cycle continues. BUT DO NOT TRUST ME ON THIS. You should read yourself. Anyway, sometimes people recommend flashing both slots A and B. For some ROMs. For LineageOS, for example, that is not necessary.
oh, factory reset damn i would want to configure everything again
I think first.
You have to WIPE data, all. Factory wipe option.
Then boot into twrp
First, flash OOS, followed by TWRP
Reboot to Recovery using twrp itself.
And then again flash OOS and TWRP.
Reboot to recovery again (using the option in twrp itself)
Finally, then install your rom followed by gapps etc etc
Then it should work....
is there anyway to do this without factory reset?
no

There is no OOS in System. Do you like to reboot to system?

When I flashed Latest Rom Pixel and Bliss Rom, When I tried to boot system, there is above message like No OOS in system, Are you want to boot system?. When i booted, i didn't see anything Unusual. Actually I wiped Both slots, System,data and cache befor installing OOS. Is it? I used mauronofrio 3.3.16. Is it the problem of twrp? In pie Rom I didn't see such messages. Used Blu_Spark 3.3.1.X V 101. Any one knows, the reason for such messages.
dont wipe system when installing. Just flash the rom over it and wipe other partitions such as cache and stuff, just exclude system.
sschacko said:
When I flashed Latest Rom Pixel and Bliss Rom, When I tried to boot system, there is above message like No OOS in system, Are you want to boot system?. When i booted, i didn't see anything Unusual. Actually I wiped Both slots, System,data and cache befor installing OOS. Is it? I used mauronofrio 3.3.16. Is it the problem of twrp? In pie Rom I didn't see such messages. Used Blu_Spark 3.3.1.X V 101. Any one knows, the reason for such messages.
Click to expand...
Click to collapse
It didn't say NO OOS BUT it is saying NO OS(OPERATING SYSTEM) is installed it is due to not flashin or twrp recovery after flashing rom or not flashing magisk...if you did not flashed magisk your twrp is gone...

NO OS Found IN ONEPLUS 6

Hi Team,
Today i was flashing custom os in oneplus 6 via one youtuber videos
He has selected TWRP wipe menu
Advance -> system , data , Davic/ cache
i did same then he installed the os i also did the same and flash twrp
After doing roboot the system TWRP given me error no os was installed i ignored that message and proceed to next
After system was rebooted im only getting fastboot mode and no other options also im unable to install now any TWRP in my system
can some one help me please
Maybe try format data.
Go to wipe then advance wipe and format data.
If it doesnt work then use msmtool to go back to stock rom and start again.
Don't trust every YT videos you see, NEVER wipe system on op6 or you get this result.
Now you can reinstall TWRP from fastboot and reflash stock OOS twice, if it did not work try to flash stock fastboot firmware
here is a simple solution..
Reboot Recovery
Wipe Data, System, Cache
Flash OOS & TWRP
Reboot into recovery (Ignore No OS Installed Warning)
Flash OOS & TWRP Again
Reboot
Done
if you want to Flash Custom ROM, Here is guide
Reboot Recovery
Wipe Data, System, Cache
Flash OOS & TWRP
Reboot into recovery (Ignore No OS Installed Warning)
Flash OOS & TWRP Again
Reboot into Recovery
Flash Custom ROM & TWRP
Reboot into Recovery
Flash Gapps, Magisk Latest & No-Varity zip is had data decrypted
Reboot
Done
Hitman478™ said:
Don't trust every YT videos you see, NEVER wipe system on op6 or you get this result.
Now you can reinstall TWRP from fastboot and reflash stock OOS twice, if it did not work try to flash stock fastboot firmware
Click to expand...
Click to collapse
Any reason why we shouldn't delete system partition in op6?
Sent from my ONEPLUS A6000 using XDA Labs
Bintang Krisna said:
Any reason why we shouldn't delete system partition in op6?
Sent from my ONEPLUS A6000 using XDA Labs
Click to expand...
Click to collapse
The system also holds the recovery....i made that mistake once and i had to use MSM tool to restore my phone. Big waste of my time to a dumb mistake.

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