Found the solution: about:config ui.use_unity_menubar=false
Who thought it was a good idea to enable it by default? -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to firefox in Ubuntu. https://bugs.launchpad.net/bugs/1663763 Title: Firefox menu bar cannot be enabled Status in firefox package in Ubuntu: New Bug description: On Xubuntu/desktop 16.10 - Menu bar appears on indicator - Menu bar cannot be enabled in customize This is a deal breaker. One of the main reasons why I use Firefox rather than Chrome on Linux is the menu bar. Should I use Chrome instead? ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: firefox 51.0.1+build2-0ubuntu0.16.10.2 ProcVersionSignature: Ubuntu 4.8.0-37.39-lowlatency 4.8.16 Uname: Linux 4.8.0-37-lowlatency x86_64 AddonCompatCheckDisabled: False ApportVersion: 2.20.3-0ubuntu8.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: nico 2150 F.... pulseaudio BuildID: 20170201174907 Channel: Unavailable CurrentDesktop: XFCE Date: Fri Feb 10 22:34:03 2017 Extensions: extensions.sqlite corrupt or missing ForcedLayersAccel: False IfupdownConfig: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback IncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite) InstallationDate: Installed on 2016-10-20 (113 days ago) InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2) IpRoute: default via 10.1.0.1 dev wifi0 proto static metric 600 10.1.0.0/16 dev wifi0 proto kernel scope link src 10.1.8.81 metric 600 169.254.0.0/16 dev wifi0 scope link metric 1000 Locales: extensions.sqlite corrupt or missing Plugins: Google Talk Plugin Video Renderer - /opt/google/talkplugin/libnpo1d.so (google-talkplugin) Google Talk Plugin - /opt/google/talkplugin/libnpgoogletalk.so (google-talkplugin) Shockwave Flash - /usr/lib/flashplugin-installer/libflashplayer.so PrefSources: prefs.js [Profile]/extensions/{3d7eb24f-2740-49df-8937-200b1cc08f8a}/defaults/preferences/flashblock.js [Profile]/extensions/foxypr...@eric.h.jung/defaults/preferences/prefs.js Profiles: Profile0 (Default) - LastVersion=51.0.1/20170201174907 (In use) RelatedPackageVersions: google-talkplugin 5.41.0.0-1 RunningIncompatibleAddons: False SourcePackage: firefox Themes: extensions.sqlite corrupt or missing UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 08/02/2016 dmi.bios.vendor: LENOVO dmi.bios.version: N1FET43W (1.17 ) dmi.board.asset.tag: Not Available dmi.board.name: 20FBCTO1WW dmi.board.vendor: LENOVO dmi.board.version: SDK0J40697 WIN dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.modalias: dmi:bvnLENOVO:bvrN1FET43W(1.17):bd08/02/2016:svnLENOVO:pn20FBCTO1WW:pvrThinkPadX1Carbon4th:rvnLENOVO:rn20FBCTO1WW:rvrSDK0J40697WIN:cvnLENOVO:ct10:cvrNone: dmi.product.name: 20FBCTO1WW dmi.product.version: ThinkPad X1 Carbon 4th dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1663763/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
