My device is K30 5G, piccaso, updated from weekly 12.9 (android 11) to weekly 2.9(Android 12) via "xiaomi.eu_multi_HMK305G_22.2.9_v13-12-fastboot", without wiping data.
[Sympton]
After the update, the UI is always crashing.
1. Even I did nothing, the UI restarted after a certain period...