I am quite new to Ubuntu and I was wondering how I could disable or remove the dialog that says 'Allow opening file':
Answer:
For anyone facing a problem with Firefox uninstall firefox and reinstall from the terminal like so sudo apt install firefox
and everything should be working fine as it does with mine. Don't know why this is but it is a solution
telegram-desktop
snap, yours aboutfirefox
snap. So you need to run the same command withfirefox
in place oftelegram-desktop
.