xapp-mp3-thumbnailer.thumbnailer
[Thumbnailer Entry]
TryExec=xapp-mp3-thumbnailer
Exec=xapp-mp3-thumbnailer -i %i -o %o -s %s
MimeType=audio/mpeg;
xapp-appimage-thumbnailer.thumbnailer
[Thumbnailer Entry]
TryExec=xapp-appimage-thumbnailer
Exec=xapp-appimage-thumbnailer -i %i -o %o -s %s
MimeType=application/vnd.appimage;
not showing any picture , just showing generic icon . any help will be welcome