How to unlock bootloader and install twrp in RN3 (Snapdragon) version? - Xiaomi Redmi Note 3 Questions & Answers

Hey guys, i am a new user of Xiaomi devices so i don't knew much about them. Actually i had an issue in mu device after i update my RN3 to miui 9.5.3 version. Bottom hardware keys aren't working (recent, back, home). I need help to fix this.
Also i planned to flash stable firmware over it. So i decided to unlock the bootloader. But the issue is whenever i am trying the Unlock option from "en.miui.com/unlock" it shows parameter error. I can't do any thing in my favour now.
Please help me out in either fixing bottom navigation keys or unlocking the bootloader and installing twrp so that i could manually install stable one. Thankyou.

you can follow this guide :
https://forum.xda-developers.com/redmi-note-3/how-to/guide-redmi-note-3-available-twrps-t3406708

Related

How to officially unlock the bootloader on my Kenzo (SD) with MIUI V8.0.1.0.LHOMIDG?

Hi guys,
yesterday I received my Note 3 Pro Kenzo (SD) from Gearbest.
There was an old MIUI-version installed that wasn't really localized to German (maybe a shop-ROM), so I decided to install an up-to-date version of MIUI.
I downloaded the "Redmi Note 3 Qualcomm Latest Global Stable Version Fastboot File Download" from here, which seems to be V8.0.1.0.LHOMIDG (MIUI8), put my phone in fastboot mode (in EDL-mode it didn't work, MiFlash didn't find my phone) and installed the ROM with MiFlash. Everything is working now, localization is perfect and the phone runs smooth.
The only strange thing is, that I haven't been able to unlock the bootloader officially yet, wether with the "old" ROM-version nor with the latest Global Stable MIUI8.
On MIUI7 the unlock-tool said, I don't need an unlock(?), on MIUI8 it says my phone is not permitted (or something similiar), even if I have the confirmation-SMS from Xiaomi (that was on August 19th) and I'm logged in into my Mi-account on the phone and in the unlock-tool.
Am I doing something wrong? Here it's said that it should be possible to unlock using the offical way with my new ROM.
Or do I have to be on another ROM to unlock my bootloader?
Background is that I want to try out different ROMs, so I need to install TWRP first - and I absolutely need root-access!
Can I flash TWRP over adb without unlocking?
Any help from you is really much appreciated.
Thanks a lot and best regards
Mischa
You need unlocked bootloader to flash TWRP to the device
Did you follow the steps here?
http://en.miui.com/thread-280561-1-1.html
Thanks for the link, this looks really useful!
Is it right that I can stay on my Global Stable (Fastboot) ROM? Or do I have to flash the Global Beta Recovery ROM?
Guys, I need some help!
My phone is only found from MiFlash when it's in Fastboot-mode. When I put it in EDL-mode MiFlash can't find it.
EDIT: BTW, I just found this in my MiFlash-log:
Code:
[23:16:02]:install driver C:\Program Files (x86)\MiFlash\Source\ThirdParty\Google\Driver\android_winusb.inf to ,result False,GetLastWin32Error Unknown error (0xe000024b)
What does it mean? My phone is found with "adb devices" and the adb-drivers seems to be okay
The "Qualcomm HS-USB QDLoader 9008"-driver is installed and shown in the device manager when I executed "adb reboot edl".
My phone seems to be in EDL-mode with black screen and blinking red LED.
Right now I'm running Global Stable (Fastboot) V8.0.1.0.
I had to install this ROM also when I was in Fastboot-mode, cause only then MiFlash found my phone (same problem), not in EDL-mode.
Do you have any idea what went wrong?
Worst thing is that I can't flash any ROM using this way anymore, cause MiFlash now says "phone is locked" when I try to flash anything in fastboot mode. Also recovery ROMs are not usable with updater-app (maybe because my bootloader is still locked).
So, seems like I'm caught: I can't unlock my bootloader, I can't flash any other ROM, I can't root and can't install TWRP - I'm stuck on Global Stable V8.0.1.0
I really appreciate any help from you!
Best regards and thanks a lot
Mischa
EDIT: SUCCESS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
It finally worked
What I did? I used MiFlash V2016.04.01 (instead of the lastest version from August 30th), which I got from here: http://xiaomitips.com/download-in-progress/?dlm-dp-dl=1474 (I hope it's allowed to post links here, otherwise PM me for downloading it from my Google Drive).
After I installed it, it re-installed the Qualcomm-drivers - and with this version I was finally able to see my phone in EDL-mode.
I also found out that only with this version you could set the advanced settings in MiFlash, cause in the newest version this option is not available anymore.
BTW, after every attemp to unlock the bootloader officially failed, I now unlocked it successfully using the unofficial way.
Best regards
Mischa

[an all fix for bootloader unlocking issues] on 3s/prime/3x

Please kindly refer to the thread and read the details steps and instructions because it seems like everyone is trying to hit the unlock procedure without knowing that the stable(global) version of the ROM is not apt for the official or any unofficial unlock procedure !
PLEASE MAKE SURE YOU HAVE DISABLED DRIVER SIGNATURE VERIFICATION IN YOUR SYSTEM.
Unlocking Bootloader Procedure:
1. Download zip file (recovery file) of OFFICIAL MIUI China developer ROM for your device :
http://bigota.d.miui.com/6.12.8/miui_HM3SGlobal_6.12.8_b00ffce744_6.0.zip
Please don't get confused with the link as it's indeed a Developer ROM by 'global' in between the link and not the Global stable ROM, you can check it yourself.
Other ROM would not work. Then put it into phone storage. Go to Updater app, press the three dot on upper right corner, and select 'Choose update package'. Choose the zip file you just put in phone storage. The update will wipe all user data, please make backup beforehand.
2. Log into the Mi account which has acquired unlocking permission on your device. Make sure it's the same with the account you sent your request. It's recommended to connect to the Internet for Mi account to sync
3. Turn off your device, press the Power button and Volume - button at the same time to enter bootloader mode
4. Log into the unlocking tool on PC with the same Mi account. Connect the device with the PC using USB cable
5. Press 'Unlock'. The unlocking process will complete in about 10 seconds
For those who already bricked your devices you may using Mi PC SUITE to reflash your device.You are advised to download it to install necessary files (ADB and so on) .
Hi... as far as i know.. you need to be on the same rom from which you have applied for bootloader unlock..
i bought new redmi 3s last week.. and same day applied for unlock... and when going through different threads.. lot of people saying that we need to be in developer rom or Chinese rom to unlock boot loader..so i downloaded global developer and installed it..
with in 2 days i got confirmation from xiaomi that i have permission for unlock.. to my bad.. every time i tried to unlock boot loader its stuck at 50% with current device information is different error..
so finally decided to downgrade to the same version from which i applied for unlocking.. so tried Deep flash cable method to put phone in qualcom loader to bypass bootloader... and installed same global stable version.. after successfully installing stable version tried unlocking.. and voila... bootloader unlocked with in 10 Seconds...without any hitch...
So if you want to unlock bootloader... wait for atleast 7 days after you get confirmation message from xiaomi...
mithunraj2 said:
Hi... as far as i know.. you need to be on the same rom from which you have applied for bootloader unlock..
i bought new redmi 3s last week.. and same day applied for unlock... and when going through different threads.. lot of people saying that we need to be in developer rom or Chinese rom to unlock boot loader..so i downloaded global developer and installed it..
with in 2 days i got confirmation from xiaomi that i have permission for unlock.. to my bad.. every time i tried to unlock boot loader its stuck at 50% with current device information is different error..
so finally decided to downgrade to the same version from which i applied for unlocking.. so tried Deep flash cable method to put phone in qualcom loader to bypass bootloader... and installed same global stable version.. after successfully installing stable version tried unlocking.. and voila... bootloader unlocked with in 10 Seconds...without any hitch...
So if you want to unlock bootloader... wait for atleast 7 days after you get confirmation message from xiaomi...
Click to expand...
Click to collapse
Yes, glad someone else noticed it too. Yes I had trouble for a lot of days with developer ROM after getting permission a week back but no luck.
PS: Disabling Driver Signature Verification is paramount in this process.

unofficial unlock? (Nikel)

i has received unlock permission from xiaomi through sms a week ago but when i tried to unlock it stuck at 50%...i has tried all unlock method through xda,google but still cant unlock..i was tried on chinese developer, global developer, global stable, chinese stable rom to unlock but still stuck at 50%..is there any unofficial method to unlock bootloader? please help me
apih46 said:
i has received unlock permission from xiaomi through sms a week ago but when i tried to unlock it stuck at 50%...i has tried all unlock method through xda,google but still cant unlock..i was tried on chinese developer, global developer, global stable, chinese stable rom to unlock but still stuck at 50%..is there any unofficial method to unlock bootloader? please help me
Click to expand...
Click to collapse
Hi,
In most cases you just need to wait a bit for the Xiaomi servers to sync up.
But, It could be your device is not being detected properly & in this case try installing the PDAnet drivers:
http://pdanet.co/bin/PdaNetA4197.exe
Install*PDAnet drivers on your PC, and follow the installation process. Even if your PC says you have ADB drivers installed, go ahead and install these. DO NOT SKIP USB INSTALL, otherwise drivers will be installed just for bluetooth, which is not*what you want. Select "other" when asked about the make of the phone.
Reboot your PC then try to unlock again.
Let me know if this works for you.
Sent from my Redmi Note 4 using Tapatalk

Edl dead recovery Rn4 unofficial bootloader unlocking

Hello guys,it's been 3 days since I applied for unlocking my RN4 and even after getting permission I wasn't able to unlock it
Last night I got frustrated and started looking for any unofficial trick like RN3 has.... What they do is put their device in edl mode and flash a moded apps boot.mbn file and then on fastboot they execute the unlock boatloader command like fastboot OEM unlock and get a working unlocked bootloader for their device.....
I used to work as a professional DRS -digital repair specialist in reliance Jio so there we. Had a water 2 named mobile which can't be fixed after soft brick as it had the edl mode via any cable or any other process so when I opened the handset I saw those dot pinouts and tried to short them one by one and finally I got it to boot in edl mode and then flash it with qfil.....
Same as that phone... This RN4 also had those pin outs, so I opened the back and started shorting pin outs while battery was unplugged and hey yehh that let my phone in edl mode huhu ... I was happy and to test if it works or not... I got a global fastboot ROM and I wasn't able to flash it before edl via fastboot but now.... When I fired up mi flash... Set directory I was able to get it in working state (yes soft brick RN4 got life)
Than I got a twrp recovery and renamed it to recovery. IMG and put it inside of mido(RN4) flashing folder and flashed it .... But sadly even after it got flashed via mi flash I saw stock recovery...
So here I am asking for a file to get our bootloader unlocked which is emmc_appsboot.mbn
I'll upload the original file and it will be glad if some one will help me to modify that mbm file to make it unlock via fastboot.........
Let's see if people dev. Will help me or not..
Or even if some one will give me a already unlocked bootloader IMG or mbn file I'll proceed further... So plz do help me... We're soon close to get an unofficial bootloader for our beloved RN4..
You will be able to unlock 100% within 7 days... If you have a Current account is not bound to this device error
Kevin Saiza said:
You will be able to unlock 100% within 7 days... If you have a Current account is not bound to this device error
Click to expand...
Click to collapse
Hi Kevin!
7 days from when? Receiving the bootloader unlock permission, since our last try or what?
droidiser said:
Hi Kevin!
7 days from when? Receiving the bootloader unlock permission, since our last try or what?
Click to expand...
Click to collapse
Knock knock.. 50-50.. It's sometimes from the day you had permissions from Xiaomi, sometimes it's from last try. BlameXiaomi
Unlocking bootloader is nightmare on Mi phones. I was trying to upgrade to MIUI 9 Developer ROM from my current stable and I have to unlock the bootloader to do so. It's crazy ! I didn't have to do that on Redmi Note 3. It was easy to switch between stable and developer roms from updater app.
Anyone has any idea how can I flash the latest developer build on my Redmi Note 4 with out unlocking bootloader?
devil2016 said:
Unlocking bootloader is nightmare on Mi phones. I was trying to upgrade to MIUI 9 Developer ROM from my current stable and I have to unlock the bootloader to do so. It's crazy ! I didn't have to do that on Redmi Note 3. It was easy to switch between stable and developer roms from updater app.
Anyone has any idea how can I flash the latest developer build on my Redmi Note 4 with out unlocking bootloader?
Click to expand...
Click to collapse
Developer Build can be installed without unlocking bootloader from updater on Redmi Note 4 also.

[SOLVED] Bootloader locked, bootloop, can't unlock

Hey folks,
I've tried my best so far, but I am stuck.
I wanted to change the ROM on my wife's Redmi 3 pro. It was running on a rather old RR version and I wanted to go back to MIUI to have a better camera.
After an unsuccesful attempt to flash this, I was stuck in a bootloop.
This - in general - was no problem: I've decieded to flash an official firmware via MiFlash, but this apparently didn't work as well.
So, now MiFlash has locked the phone again but not properly installed anything.
I can access Fastboot and the pre-installed recovery, but nothing more.
The unlock tool tells me that I can't unlock it because it is apparentyl not bound to my MI account (and I have no clue with which account I've unlocked it the last time).
Desperately appreciation any kind of help!
Thanks in advance.
UPDATE: I was apparently not patient enough. After quite a while it finally booted. Now I can access the system again, but still can't unlock the phone.
UPDATE 2: I also found out with which account I've unlocked it and thus everything worked after all. Now sporting Lineage 14 with camera mod.
Please, feel free to explain how can it finally booted. Your experience might be help somebody sometime.
?

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