flash new rom to my phone

[bengt olsson]

Hey,
if I flash these file:
xiaomi.eu_multi_POCOF1_V10.2.3.0.PEJMIXM_v10-9.zip

I do that down:

Installation:

Xiaomi devices:

• Install TWRP via Fastboot mode, then install our ROM
• Code:
  fastboot flash recovery twrp.img
  fastboot boot twrp.img
• TWRP Recovery Zip DOWNLOAD or TWRP.ME
• For ROOT install Magisk (may cause lags and fingerprint issue) in TWRP and reboot one more time after install to get rid of system lags

ROMs for devices with locked bootloader:

• Unlock your first bootloader here http://en.miui.com/unlock/
• Install TWRP via Fastboot mode, then install our ROM
• Code:
  fastboot flash recovery twrp.img
  fastboot boot twrp.img
• TWRP Recovery Zip DOWNLOAD or TWRP.ME
• FORMAT /data partition (NEVER wipe System or Persist!)
• Copy our ROM to the internal storage
• Install our ROM
• Reboot
• done

Installation via TWRP:
- Download zip to internal storage
- Updater - Menu (...) - Reboot to Recovery
- Install - Select zip
- Reboot
- Done

Or juse:
MiFlash