Complete Tutorial how to bypass your Redmi 4A (rolex) lock bootloader, the unofficial way. tested And Work for all rolex version
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Things You should Know
- Use at your own risk! I am not responsible for your actions
- Fix error message in xiaomi “Couldn’t unlock. Can’t Get Info, connect again”
- Tested on work on all redmi 4A stock ROM version (android 6/7)
- Permanent Unlock Bootloader (Not temporary)
- You can root and use custom ROM for your phone
This tutorial will fix this error when doing unlock bootloader
- Fix Error 20091
- Solved Error Code “Couldn’t unlock. Can’t Get Info, connect again”
- Progress Stop on 50% “Couldn’t verify Device”
- Current account is not bound to this device
- Error Code 10008： 参数错误、 请参考API文档
- Error Code 86023 : hardwareId 异常
- Error Code 86006 : 参数组合非法
- Error Code 86012 曼备不存在
Video Tutorial
Files Needed
- Flash to Redmi 4A stock ROM using EDL (if needed) >> rolex_global_images_V8.5.1.0.MCCMIED
- Download bypass UBL file for Rolex
- Download Custom Recovery (if needed) >> orange_rolex
- Rolex UBL ombob.eu.org.zip
- Qualcomm Driver
Set How To Bypass Unlock Bootloader
- Install Qualcomm Driver
- open case make tes point
- open terminal in the folder
- Run this command >> (change the port ‘8’ to your own port)
emmcdl -p 8 -f kepo.mbn -b devinfo ublemmcdl -p 8 -f kepo.mbn -b aboot emmc_appsboot.mbn- Go To fastboot mode and check you’r bootloader status