Hi,
I purchased my Mi 9T in april in Germany and got several problems (see list below).
The problems first appeared with MIUI 11.X and I already did one factory reset without succes..
MIUI-Version:
MIUI Global
12.0.2.0 Stable (QFJEUXM)
Android-Version:
10 QKQ1.190825.002
security patch...