Unfortunately all my devices have upgraded themselves to Android 11. This new version of Android places serious restrictions on files and directories that can be viewed by third-party apps – like a File Manager. As one method of debugging I create a log file and put the file in a directory that can…

Thanks Anke & Taifun, I have understood finally. [blocks9]

Android 11 and Storage-File

Taifun July 6, 2021, 5:10pm 15

No, they will continue to run
Also it has been announced, that we will be able to access shared storage in future, see also

Taifun