How to downgrade from android 11 official to android 10 - Google Pixel 3 Questions & Answers

I have android 11 on my pixel 3, and i always have this phone restart for a couple of time, ITS freeze then reboot.
Some friend ask me to downgrade to android 10, can anyone help me ?
Thx om advanced

ficki yahya said:
I have android 11 on my pixel 3, and i always have this phone restart for a couple of time, ITS freeze then reboot.
Some friend ask me to downgrade to android 10, can anyone help me ?
Thx om advanced
Click to expand...
Click to collapse
use this guide it worked for me it doesn't matter if it says pixel 4 however you want it works
https://www.youtube.com/watch?v=cKXa5iL1kfQ

Thx before
But mine is verizon unlock sim
After I read a couple article it's almost impossible to unlock bootloader
I just wonder why this phone keep rebooting itself....

ficki yahya said:
Thx before
But mine is verizon unlock sim
After I read a couple article it's almost impossible to unlock bootloader
I just wonder why this phone keep rebooting itself....
Click to expand...
Click to collapse
you have formatted it that works sometimes

Related

Locked bootloader mi4c nougat

I flashed xiaomi.eu_multi_MI4c_7.2.9_v8-7.0.zip and has bootloader locked and i tried to unlocked but IT said that IT is a diferent account on my device and is stop at 50% , please If someone knows what to do . My account have permissions
flash Official ROM before you try
Xiaomi.eu rom is not an official one.
It doesn't matter. On xiaomi.eu is possible to unlock bootloader.
I tried every metod i can not flash 6.1.7 ,i can not unlock it , when i try to go in recovery is just restart , i can not go in edl mod the same is restarting , i want just to update every time when a update is up
lukyy81 said:
I tried every metod i can not flash 6.1.7 ,i can not unlock it , when i try to go in recovery is just restart , i can not go in edl mod the same is restarting , i want just to update every time when a update is up
Click to expand...
Click to collapse
https://xiaomi.eu/community/threads/7-2-16-17.38651/page-15#post-353989
I have the same problem with you.I have no choice and I just flashed the elder MIUI with MiFlash by 9008 mode.
Can't unlock mine too,
just did this guide:
https://forum.xda-developers.com/mi-4c/general/guide-unlocking-mi4c-bl-verification-t3336779
ON ANDROID 7 YOU CANNOT UNLOCK BOOTLOADER AS IN THAT GUIDE, IT'S WRITTEN in THREAD, JUST READ IT.
however you have to unlock it in official way. after receive sms wait, wait and wait. I waited 1 month, ONE MONTH, to unlock it. I've unlocked it first with unofficial but ANDROID 7 of xiaomi.eu lock it again, again and again.
croccio said:
ON ANDROID 7 YOU CANNOT UNLOCK BOOTLOADER AS IN THAT GUIDE, IT'S WRITTEN in THREAD, JUST READ IT.
however you have to unlock it in official way. after receive sms wait, wait and wait. I waited 1 month, ONE MONTH, to unlock it. I've unlocked it first with unofficial but ANDROID 7 of xiaomi.eu lock it again, again and again.
Click to expand...
Click to collapse
MIUI nougat sucks. Just flash cm 13.1
omlet said:
MIUI nougat sucks. Just flash cm 13.1
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Click to collapse
it's great bro. MIUI is great. I used n5x.. mi4c is superb with miui
croccio said:
it's great bro. MIUI is great. I used n5x.. mi4c is superb with miui
Click to expand...
Click to collapse
I saw directly difference between Resurrection Remix N, multitask, .... This is flagrant.
I downloaded all possible official ROMs, tried unsuccessfully to upgrade to each of them (even the very last dev) and I'm stuck with 8.5.1.0 from xiaomi.eu. This ROM sux alot of power. I wanna jump to another ROM but can't as the upgrade killed my root and TWRP and locked the bootloader. I'm opened to suggestions to avoid asking that SMS unlocker (even if it implies to slide thru 3 ROMs).

7 day wait for oem

why for S9 and s9+ there's a 7 day Wait period for OEM unlock?
Lol... ask samsung.
But this is nothing new, started last fall with the note 8 so i dont know why so many S9 users are surprised really.
sent from my Exynos S9 plus, Pixel 2 XL or Note FE
It gives enterprises 7 days to locate/wipe lost/stolen phones.
When you see RMM state: Prenormal in download mode you are within this period. (RMM = Remote Management & Monitoring).
RMM not unlocking...
Hi Gang!
I've got an international S9+ (SM-G965F/DS) and I've got a working SIM in it. But, after the 168 hrs of uptime, it's still showing as PRENORMAL. I've got developer mode enabled because I want to root this device. But, I can't get to the OEM Unlock until this thing switches to normal mode. Any clues as to why it's not going to Normal mode?
TIA
taichichuan said:
Hi Gang!
I've got an international S9+ (SM-G965F/DS) and I've got a working SIM in it. But, after the 168 hrs of uptime, it's still showing as PRENORMAL. I've got developer mode enabled because I want to root this device. But, I can't get to the OEM Unlock until this thing switches to normal mode. Any clues as to why it's not going to Normal mode?
TIA
Click to expand...
Click to collapse
Do you have a pending ota update? If so you need to take it to get out. It won't reset your 7d wait the whole "up time" thing is complete nonsense anyway ?
My phone is in prenormal state. I have stock firmware and tried to install twrp but decided to just stay stock. Now i cant use google pay..will it work after 7 days?
Hmm... OK, I'll apply the OTA update and see what happens.
TNX,
Mike
So this OEM unlock wait time thing applies to the US SD model as well?
W00fah said:
So this OEM unlock wait time thing applies to the US SD model as well?
Click to expand...
Click to collapse
no sir, yours will never show up. Besides with a locked bootloader there is nothing you can do with it anyway.
force70 said:
no sir, yours will never show up. Besides with a locked bootloader there is nothing you can do with it anyway.
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Click to collapse
Bummer. Hope something comes out for it soon.
W00fah said:
Bummer. Hope something comes out for it soon.
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Click to collapse
Sorry to be negative here, but it won't.
partcyborg said:
Sorry to be negative here, but it won't.
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Click to collapse
Even if it became available Im still trying to figure out the purpose of even flipping the switch on locked down snap models?
You cant flash anything so I dont see the purpose here and yet everyone keeps asking?
I waited the 7 days and got oem unlock back..it is unlocked atm my status is official but i still cant download Netflix or use google pay? says my syetm is modified..Knox hasnt even been tripped.
partcyborg said:
Sorry to be negative here, but it won't.
Click to expand...
Click to collapse
Damn. I'm really gonna have to get a Pixel phone when I do my upgrade. Sucks that nothing is working out for the US model of this phone.

Need help unlocking bootloader

Hello guys. i wish to convert my poco x3 from global to europe model , i can't unlock the booloader , i got OEM unlocking option enabled i got usb debugging enabled .
Every time when i try to unlock it with the xiaomi unlocking tool from the official website i got some chinese character error screen
Aburel18 said:
Hello guys. i wish to convert my poco x3 from global to europe model , i can't unlock the booloader , i got OEM unlocking option enabled i got usb debugging enabled .
Every time when i try to unlock it with the xiaomi unlocking tool from the official website i got some chinese character error screen
Click to expand...
Click to collapse
I used miflash_unlock-en-4.5.813.51 from http://www.miui.com/unlock/
You need to wait 168h after the first unlock try as I show here https://forum.xda-developers.com/showpost.php?p=83529229&postcount=43
I used google lens on your screenshot: https://i.imgur.com/2AWWd3d.png
Lmao im so impatient
How unlucky, thought i could do it already :C
I got my phone and tried unlocking today. I was told that the waiting time is two times the 168 hours (336 hours or two weeks) which seems to be the norm. Any ideas why?
Weird. Why mine only 7 days ?
How did you find out that you need to wait 7 days ? Where did you read it ? I am asking because everything what show me that software for Windows is only Chinese characters . I use the latest software from the official site and I can confirm that is the same like in the link on second post .
If I receive the Chinese characters it's ok ? Do I need to wait ? Or is something wrong and I need to do something?
Aburel18 said:
If I receive the Chinese characters it's ok ? Do I need to wait ? Or is something wrong and I need to do something?
Click to expand...
Click to collapse
I think I've gotten this error message before. It has something to do with your account not being connected for unlocking properly. Make sure :
1. You have find my device on
2. When requesting BL unlock ( from dev options) that your inserted sim card is the same as the one listed in your Mi account
3. Your PC connection is stable
You can also try to translate the Chinese (if you can copy it) :silly:
Hope I helped somehow
168 (7 days) is normal wait tim e for unlocking poco x3
_Raziel666 said:
I got my phone and tried unlocking today. I was told that the waiting time is two times the 168 hours (336 hours or two weeks) which seems to be the norm. Any ideas why?
Click to expand...
Click to collapse
Try using a newer version of Mi Flash Unlock Tool.
RosyAndPlatinaYT said:
Try using a newer version of Mi Flash Unlock Tool.
Click to expand...
Click to collapse
What is the latest version? I downloaded directly from Xiaomi.
_Raziel666 said:
What is the latest version? I downloaded directly from Xiaomi.
Click to expand...
Click to collapse
I̶ ̶p̶o̶s̶t̶e̶d̶ ̶t̶h̶e̶ ̶l̶i̶n̶k̶ ̶i̶n̶ ̶a̶n̶o̶t̶h̶e̶r̶ ̶t̶h̶r̶e̶a̶d̶.̶ ̶I̶'̶m̶ ̶o̶n̶ ̶m̶o̶b̶i̶l̶e̶ ̶s̶o̶ ̶I̶ ̶c̶a̶n̶'̶t̶ ̶f̶i̶n̶d̶ ̶i̶t̶
It's only some posts above yours
http://miuirom.xiaomi.com/rom/u1106245679/4.5.813.51/miflash_unlock-en-4.5.813.51.zip
After hours and hours of checking and trying different things like cables pc's and different sims cards , i managed to resolve the problem.
i had to log in on the xiaomi mi account and deleted my account and make again the same account so i can unlock my phone
this is if somone have the same problem like me , try another xiami account or delete your account (do backup) and then make it again
solved ,
Now do i need to wait 168 hours, 7 days , if i press again after 4 days ? they will reset the counter ? if i reset the phone ?
or is binded on the mi account is nothing to do with the phone itself?
i attached with the error with problem account and after i done the account again with them
Aburel18 said:
everything what i tried won't work, i tried another pc another cable another sim , i can't past this scree, i can't even translate it with google camera .
i am out of options here , is first time when i have a MI phone but for me this seems to be too hard to unlock the bootloader ,i use to unlock bootloaders
on my oneplus samsung lg and nexus and pixel .
Click to expand...
Click to collapse
Have you added your mi account info under developer options?
keenan316 said:
Have you added your mi account info under developer options?
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Click to collapse
Yes sir . It was added from start . Now is solved . Thank you .
Good to keep this up here for another guys to see how it was solved in my case
Aburel18 said:
Now do i need to wait 168 hours, 7 days , if i press again after 4 days ? they will reset the counter ? if i reset the phone ?
or is binded on the mi account is nothing to do with the phone itself?
Click to expand...
Click to collapse
Congrats on solving the problem. When i bought my phone, I reset it a couple of times because of software issues and the counter didn't reset. Only thing to watch out for is that you don't take out the sim you used to activate your Mi account with for more than a couple hours.
Aburel18 said:
Yes sir . It was added from start . Now is solved . Thank you .
Good to keep this up here for another guys to see how it was solved in my case
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Click to collapse
Hi, I tried to use a new account to unlock but it stuck at the same page as yours. What should I do?
trai_th said:
Hi, I tried to use a new account to unlock but it stuck at the same page as yours. What should I do?
Click to expand...
Click to collapse
Download Google translate and press camera and point it to that Chinese writing and you will find out what is the problem . In my case how you can see the print screen the translate saying that find my phone it was activated and I cannot unlock the bootloader with this account. So I deleted the account and I sign up again . Same email same phone number . What I noticed when I log in on the mi unlock software for Windows I saw on the top right the account number has changed . I got different numbers (example 573638942)
After I done done the sign up again I was able to proceed to another step .
This happened to me because the account it was 6 years old and never use it . ( I think)
Aburel18 said:
Download Google translate and press camera and point it to that Chinese writing and you will find out what is the problem . In my case how you can see the print screen the translate saying that find my phone it was activated and I cannot unlock the bootloader with this account. So I deleted the account and I sign up again . Same email same phone number . What I noticed when I log in on the mi unlock software for Windows I saw on the top right the account number has changed . I got different numbers (example 573638942)
After I done done the sign up again I was able to proceed to another step .
This happened to me because the account it was 6 years old and never use it . ( I think)
Click to expand...
Click to collapse
i got this, what next..?
I got the same . From what I understand in this thread, we need to wait that time and then come back in the same app to get bootloader unlocked

Problems Unlock button OEM note 20 ultra 5G (SM-N986B exynos)

Friends i have problems in making the unlock button appear OEM note 20 ultra 5G (SM-N986B exynos) android 11 One UI 3.1...I've tried everything I could find on the internet, but nothing has solved this problem. Does any friend have a solution for this issue?
souzafl said:
Friends i have problems in making the unlock button appear OEM note 20 ultra 5G (SM-N986B exynos) android 11 One UI 3.1...I've tried everything I could find on the internet, but nothing has solved this problem. Does any friend have a solution for this issue?
Click to expand...
Click to collapse
Are U Onlocked or Ready To Unlock?
bennychs61 said:
Are U Onlocked or Ready To Unlock?
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Click to collapse
I'm trying to unlock it but I can't because the OEM unlocked option doesn't appear in the developers option menu.
souzafl said:
I'm trying to unlock it but I can't because the OEM unlocked option doesn't appear in the developers option menu.
Click to expand...
Click to collapse
are u connect the samsung account?
bennychs61 said:
are u connect the samsung account?
Click to expand...
Click to collapse
not just on google account. ..I even put the samsung account, but soon after I deleted it!
friends, I finally managed to unlock bootloader on ultra 20.
I updated to android 12, and then applied the steps in this video:
Now I need to figure out how to root and TWRP for android 12...

How to get missing developer option for OEM Unlock (unlock bootloader)?

I have an old Samsung J3 Eclipse (SM-J327V) that has no OEM Unlock in Developer Options. The phone is approximately 5 years old. I would like to unlock the bootloader on it. I'v tried the suggestions listed on the forum, but they are for new phones to bypass the 7 day waiting period and enable the OEM unlock. I tried them anyway, and they don't work on my J3.
Seems to me that I read that Samsung started hiding the OEM Unlock with Android version 8.0
I was thinking of loading some old version of the official firmware that was Android 7.0 or earlier (if I can find it). Then, hopefully there would be an OEM Unlock that would enable me to unlock the boot loader. Once unlocked, I could flash back to Android 8.1 (newest version for this old device). Would that work? Can you use Odin to downgrade the version of Android?
Comments welcome from all. Thanks!
I've tried following every youtube video and posting on the internet for how to get the hidden OEM unlock back into developer options. None of them work. I swear I have done the process of date resetting dozens of times and it still doesn't work.
Can anybody help? Please! I'd really like to unlock the bootloader. Is there any other way to do this?
delete
insert your sim card. worked for me
actually you only need to set time forward a week or more
Win_7 said:
actually you only need to set time forward a week or more
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Click to collapse
idk. for me i had to insert my simcard
ElitePrime said:
idk. for me i had to insert my simcard
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Click to collapse
i think theres many ways to do it
setting time forward is the easiest

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