(In reply to aguadopd from comment #71) > The workaround has stopped working for me in Firefox 66.0.3. > I have both > browser.showQuitWarning true > browser.warnOnQuit true See the comment right before yours: (In reply to Shmerl from comment #70) > I can confirm, that setting browser.sessionstore.warnOnQuit = true fixes > this for me. > Other user reports the same behavior [here](https://superuser.com/questions/1318336/how-to-disable-ctrlq-shortcut-in-firefox-on-linux#comment2076528_1352295) and the first part of the answer which has that comment: https://superuser.com/a/1352295 > ## Firefox >= 65 > > browser.sessionstore.warnOnQuit true > browser.warnOnQuit true If those don't work, file a separate bug with the contents of about:support (Help > Troubleshooting Information).
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(In reply to aguadopd from comment #71) > The workaround has stopped working for me in Firefox 66.0.3. > I have both > browser.showQuitWarning true > browser.warnOnQuit true See the comment right before yours: (In reply to Shmerl from comment #70) > I can confirm, that setting browser.sessionstore.warnOnQuit = true fixes > this for me. (In reply to aguadopd from comment #71) > Other user reports the same behavior [here](https://superuser.com/questions/1318336/how-to-disable-ctrlq-shortcut-in-firefox-on-linux#comment2076528_1352295) and the first part of the answer which has that comment: https://superuser.com/a/1352295 > ## Firefox >= 65 > > browser.sessionstore.warnOnQuit true > browser.warnOnQuit true If those don't work, file a separate bug with the contents of about:support (Help > Troubleshooting Information).