1. Download appropriate TWRP for your phone to your PC
2. Install FASTBOOT and ADB on your PC
3. Boot your phone to Fastboot mode by pressing power and loudness - on your phone
4. Connect your phone with a USB cable to your computer
5. Install TWRPwith Fastboot on your phone
6. Now donload Xiaomi EU firmware for your phone in the Download folder of your phone
7. Boot your phone in recovery mode (TWRP) and install Xiaomi EU firmware from your Download folder