Recent answers to System Menu missing.https://support.mozilla.org/ga-IE/questions/12959272020-07-21T23:29:56-07:00Doesn't Alt+Space also not open the system menu ?
What Linux distribution do you use and where 2020-07-21T23:29:56-07:00cor-elhttps://support.mozilla.org/ga-IE/questions/1295927#answer-1335029<p>Doesn't Alt+Space also not open the system menu&nbsp;?
</p><p>What Linux distribution do you use and where do you see these buttons in other applications as this might be an OS setting&nbsp;?
</p><p>Does it make a difference if you enable the title bar in Firefox via the customize page&nbsp;?
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