Originariamente inviato da
edyros2003
Segui qui
https://xiaomi.eu/community/threads/7-2-9.38201/
Sezione CHANGELOG:
RELESED Android 7.0 for MI4C, Mi4S, MIMAX, MIMAX PRO, MINote PRO
Your BOOTLOADER will be relocked after upgrade from Android 5.1 to Android 7.0 MI4C, Mi4S, MINote PRO so unlock it by en.miui.com/unlock after ROM installation again!!!
How to upgrade to Andoid 7.0:
Install MIUI 6.12.22 before updating to Android 7.0..
Select zip in Updater - menu - select zip
Unlock your bootloader again on Mi4C, Mi4S, MiNotePRO
(check your bootloader status by command "fastboot oem device-info")
Install TWRP for 7.0 via fastboot "fastboot flash recovery twrp.img" "fastboot boot twrp.img"
In case of issues, wipe /data in TWRP
For ROOT use latest SuperSU