Here is the video of the problem with .csv file. It is reproduced on Redmi 5 and is not reproduced on Redmi 12C. Note the blurred contents which is changed to normal sharp render after the sheet resizing.
Conditions to reproduce:
After first (buggy) attempt, the application is learned, so next attemps may render the file without the bug. To get the bug appear again, the application should be restarted, as a general rule.