The Xiaomi battery management app does not allow charging to be stopped by an app.
app named accubattery has a scientific basis and very thoroughly explained background for different brands and their functions/limitations
Easy cake, download the correct skkk twrp.img
Rename it twrp.img
Copy it to your adb/FB folder on pc
Remove all pin/screenlock
Fastboot
Check your connection with: Fastboot devices
fastboot flash recovery_ab twrp.img
fastboot reboot recovery
Check if device connect to PC in Fastboot correctly
With Admin privileges use the console (CMD) rather than PowerShell
fastboot devices
Remove fingerprint/pin before installing twrp
With HyperOS and the APK fix this ROM works well on the 13Pro,
If you read the posts in this thread, it looks like the 14Pro has less issues than the 14