How to install Xiaomi.eu ROM for Xiaomi 12S Ultra
Steps to install xiaomi.eu ROM for first time from China ROM (All your data and files on internal storage will be deleted!)
- Unlock your bootloader by Mi Unlock tool https://en.miui.com/unlock/
- Download our ROM zip file STABLE
- Unpack downloaded zip file in the PC (WinRAR is recommended)
- Reboot your device to fastboot mode (press volume down + power)
- Connect to PC via original USB cable
- Run fastboot installation script as administrator from unpacked zip according your PC operating system
For Windows OS ./windows_fastboot_first_install_with_data_format.bat
For Linux ./linux_fastboot_first_install_with_data_format.sh
For MacOS ./macos_fastboot_first_install_with_data_format.sh
- After reboot it is done (first boot may take up to 15min)
Update guide on the video
Update via OTA:
Next updates will be downloaded via OTA and flashed in TWRP
Enjoy..

Steps to install xiaomi.eu ROM for first time from China ROM (All your data and files on internal storage will be deleted!)
- Unlock your bootloader by Mi Unlock tool https://en.miui.com/unlock/
- Download our ROM zip file STABLE
- Unpack downloaded zip file in the PC (WinRAR is recommended)
- Reboot your device to fastboot mode (press volume down + power)
- Connect to PC via original USB cable
- Run fastboot installation script as administrator from unpacked zip according your PC operating system
For Windows OS ./windows_fastboot_first_install_with_data_format.bat
For Linux ./linux_fastboot_first_install_with_data_format.sh
For MacOS ./macos_fastboot_first_install_with_data_format.sh
- After reboot it is done (first boot may take up to 15min)
Update guide on the video
Update via OTA:
Next updates will be downloaded via OTA and flashed in TWRP

Enjoy..