Are you sure you had the right cable as all cables dont give you the best speeds. I bought one cable that was advertised to support 67W but didnt deliver the speed.
For the app problem you need to contact that specific app support to solve the i...
I have the same version installed, and no bugs whatsoever. HyperOS 1.0.3 works perfectly. I suggest you perform a factory reset, that should fix your problems. Back up your data first, of course.
HyperOS ver 1.0 3.0 is full of bugs, recently after updating, my POCO F5 cannot recognize it's original charger and refuse to charging at 67watt as result it charging very slowly like 10-18watt i think and not only that i always got the pop up m...