Always create backup or copy of your files in another storage or pc/laptop to prevent accidental data loss during the procedures posted here.
This guide is provided as is with no warranty or whatsoever. The author is not to be held liable for any damage that might occur to your unit. Follow at your own risk.
This method will unlock your bootloader. Unlocking your bootloader will void your warranty. If you don’t know what a bootloader means and how bootlader status affects your phone, read here: Blog Link
- [MIUI Forum] [Changelog – Global] Mi Devices Bootloader Unlocking Tutorial & English Unlocking Tool Download
- Even after receiving the unlock request, MiUnlock Tool might be stuck at 50% during the unlocking process. You can wait for a week or more before unlocking again.
- Check the Developer Options of your phone if it has the MiUnlock Status menu. When it is not present and you have not yet bind your MiAccount, unlocking process might be stuck at 50%.
- [XDA] [Guide] Unlocking the Mi4c Bootloader without verification by Xiaomi
- [YouTube] How to unlock BOOTLOADER of xiaomi Mi4C without SMS verification