To work around the problem, I've tried to place a modified Firefox ".desktop" file in "~/.local/share/applications/", containing the missing actions. Unfortunately, it had no effect, even after logout.
- Bug#1105891: firefox-esr.desktop missing actions for openi... Douglas Silva
- Bug#1105891: Forgot to mention my desktop environment Douglas Silva
- Bug#1105891: Related bug reports dougsilva . dhs
- Bug#1105891: Workaround I tried dougsilva . dhs
- Bug#1105891: Missing Actions list dougsilva . dhs
