China version Mix 3, going back to China ROM, Could I relock the bootloader? - Xiaomi Mi Mix 3 Questions & Answers

I bought a 8GB/256GB Mix 3 in Shanghai couple of months ago. It is China version. I unlocked the bootloader, flashed Global stable ROM using MiFlash, then installed TWRP and flashed the latest weekly EU ROM. Now I want to sell the phone hopefully in its factory status. Could I use MiFlash to flash Chinese stable ROM back and relock the bootloader? Will this brick the phone? Thanks!

Don't relock the bootloader, China version will brick

siggey said:
Don't relock the bootloader, China version will brick
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My question is, will China version brick if I flash China ROM BACK and relock bootloader to its factory status?

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Firmware type, 3rd party seller

Hi guys, I just got my Mi4c and I was wondering what mods can I do with it (install sMIUI). I am pretty scared about all this bootloader locking thing, and I am very unceirtan about firmware that came with the device. It was purchased in Hong Kong, and details are as follows:
Android version: 5.1.1 LMY47V
MIUI version: MIUI 7.0.4.0(LXKCNCI) Stable
Is it safe to flash, or will it lock BL?
Many thanks in advance
voolandis said:
Hi guys, I just got my Mi4c and I was wondering what mods can I do with it (install sMIUI). I am pretty scared about all this bootloader locking thing, and I am very unceirtan about firmware that came with the device. It was purchased in Hong Kong, and details are as follows:
Android version: 5.1.1 LMY47V
MIUI version: MIUI 7.0.4.0(LXKCNCI) Stable
Is it safe to flash, or will it lock BL?
Many thanks in advance
Click to expand...
Click to collapse
sMiui will not lock your bootloader, it's safe...
Just flash TWRP and you're ready..
ice-it said:
sMiui will not lock your bootloader, it's safe...
Just flash TWRP and you're ready..
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Do you know if this is already custom firmware or official one. I don't see too many of chinese apps on it, just the Mi & MIUI ones...
voolandis said:
Do you know if this is already custom firmware or official one. I don't see too many of chinese apps on it, just the Mi & MIUI ones...
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From build number it seems legit, but it's an old build...
ice-it said:
From build number it seems legit, but it's an old build...
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Strange.
I've checked: I have locked bootloader and no custom recovery, but I have root.
What are my next steps for flashing?
voolandis said:
Strange.
I've checked: I have locked bootloader and no custom recovery, but I have root.
What are my next steps for flashing?
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Read this discussion and follow the steps http://forum.xda-developers.com/mi-4c/general/mi4c-flash-twrps-recovery-cms-row-t3307801
When you have TWRP up and running you can flash whatever you want...
But it's very strange that you have a locked bl with an old China stable ROM...
ice-it said:
Read this discussion and follow the steps http://forum.xda-developers.com/mi-4c/general/mi4c-flash-twrps-recovery-cms-row-t3307801
When you have TWRP up and running you can flash whatever you want...
But it's very strange that you have a locked bl with an old China stable ROM...
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Allright, just to clarify: bootloader wasn't locked after all. I managed to flash TWRP and gain root again after brick. Fastboot stable 7.1.6.0 ROM flashed via MiFlash, than run a .bat script for TWRP and flashed SuperSU.zip.

Not able to lock my bootloader again in my Redmi Note 7 Pro

I sucessfully installed Orange Fox Recovery in my Redmi Note 7 Pro (violet). But then after that I wanted to go back to the stock rom so I flashed it with Mi Flash. The Rom which I flashed was Global Stable Fastboot Rom (Version 11.0.8.0) but after flashing an error appeared that the system has been destroyed. Then I tried to unlock my bootloader, that took place successfully and my phone booted but the bootloader was still unlocked, I want to lock my bootloader. But whenever I do this the System Gets Destroyed.
You probably have the Chinese version and are flashing the Indian rom. Try to flash the Chinese rom and lock the bootloader and see if it works.
Harsh Ahuja 2509 said:
I sucessfully installed Orange Fox Recovery in my Redmi Note 7 Pro (violet). But then after that I wanted to go back to the stock rom so I flashed it with Mi Flash. The Rom which I flashed was Global Stable Fastboot Rom (Version 11.0.8.0) but after flashing an error appeared that the system has been destroyed. Then I tried to unlock my bootloader, that took place successfully and my phone booted but the bootloader was still unlocked, I want to lock my bootloader. But whenever I do this the System Gets Destroyed.
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U cant relock ur bootloader bruh ri8 now.
sourav24071999 said:
U cant relock ur bootloader bruh ri8 now.
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When it can be relock again?
sourav24071999 said:
U cant relock ur bootloader bruh ri8 now.
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Click to collapse
Then when can I relock my bootloader again? Because I want to lock my bootloader
dark3578 said:
You probably have the Chinese version and are flashing the Indian rom. Try to flash the Chinese rom and lock the bootloader and see if it works.
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No, I never had the China Version it is the Indian Version. Can u send me the link of the Chinese Rom
Harsh Ahuja 2509 said:
Then when can I relock my bootloader again? Because I want to lock my bootloader
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Let's see.. no info yet
I am also having the same issue. I have tried multiple methods. I flashed Chinese rom, and then tried relocking the bootloader. It did not work.
I also tried flashing MIUI 10, and after flashing the fastboot rom of MIUI, I tried relocking bootloader. It did not work as well.
I want to relock my bootloader.
After unlocking bootloader I am facing just one issue, that is, my internet goes off (volte signal + internet) while receiving an incoming call. While it does not goes off and internet works fine when making outgoing calls. Are you also facing this issue? I am using Airtel.
Also, can someone please help us out?
I have did same it will work for me with unlocked bootloader and got a little issue with accessibility player in youtube
Not a big deal ?

Pass safety test for GooglePay with original FW (Bootloader unlocked)

I came back from Xiaomi.eu rom to the official Android 11 FW from Xiaomi.
Bootloader is unlocked, I did not root my device.
Feankly speaking I don't need my device to be unlocked or rooted, I am quite happy with the stock FW.
I can't use Google Pay, my safenet status is not pass. If I lock my bootloader will it come back then?
Thanks for your help.
GermanGigaDepp said:
I came back from Xiaomi.eu rom to the official Android 11 FW from Xiaomi.
Bootloader is unlocked, I did not root my device.
Feankly speaking I don't need my device to be unlocked or rooted, I am quite happy with the stock FW.
I can't use Google Pay, my safenet status is not pass. If I lock my bootloader will it come back then?
Thanks for your help.
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did you relock the bootloader and get gpay to work again? (global rom?) thanks

Going from xiaomi.eu to locked bootloader and stock rom

Hey everybody, I want to sell my tucana. I am running xiaomi.eu rom on unlocked bootloader. To sell the phone I want to lock the bootloader and flash the stock rom. Does anybody know the exact steps I have to do?my main unit is global.
d_fens said:
Hey everybody, I want to sell my tucana. I am running xiaomi.eu rom on unlocked bootloader. To sell the phone I want to lock the bootloader and flash the stock rom. Does anybody know the exact steps I have to do?
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Click to collapse
Your phone is China or Global?
If your phone is China, do not flash any version of miui 12.5. It will disable Google services.
Also for all phones, do not install a very old version of miui because it will brick it. Try to remember the version of miui that you was on before you jumped to xiaomi.eu, and install a newer version of that.

Question Problem after update (locked bootloader) from 13.0.1 EEA to 13.0.4 Global

Hello. I have little problem after update.
I had 13.0.1 EEA original on my phone.
I used the update solution to last global:
Downloaded recovery rom 13.0.1 EEA and 13.0.4 global.
Used 13.0.1 EEA to start update, and after that I changed name of 13.0.4 global update to 13.0.1 EEA and all works I have now new 13.0.4 installed.
So what's wrong?
When I enter "about phone" I try to download last ROM package to reflash by ota I can't do this. Every time I get info that I need to wait 1 or 2 minutes. I formatted to factory settings and no change. Please help.
13.0.4 and 13.0.5 are Rolled back, latest Stable Global ROM is 13.0.3... EEA 13.0.1. That's why you can not dowload them from official source. Link
Now I can't even downgrade to older global or EEA. What's now? Do I need to unlock bootloader? And can I do this without error if I change EEA to global without unlock?
If there is no serious bug's, why you want to downgrade? Downgrading from last to previous doesn't guarantee that your device will boot again, but with locked bootloader that gonna be yours luckiest day. Better wait for next update or unlock and continue yours experiment's much safer.
infernovip said:
Now I can't even downgrade to older global or EEA. What's now? Do I need to unlock bootloader? And can I do this without error if I change EEA to global without unlock?
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Unlock your bootloader and flash the latest eea fastboot build then relock your bootloader.

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