There is a box in the upper left corner when the app starts.

mydc

It's 2022 and the problem is still there and I don't know how to fix it, so I'm raising it here again.

timo

And I am still unable to reproduce this. Perhaps this is a bug of your phone's OS.
I implemented the splash screen as per Googles documentation.
Please do not open duplicate forum threads for the same problem.
I will ask around in my family if someone owns a Xiaomi and sees the same problem