Thank you for your bug report, the change is explained in this upload https://launchpad.net/ubuntu/+source/firefox/72.0+build4-0ubuntu1
' * Remove debian/patches/unity-menubar.patch before the LTS release to minimize the maintenance effort' The application is usable without the integrated menu and the maintainance work was too high to justify keeping the patch which isn't used in our default desktop/for most of our users ** Changed in: firefox (Ubuntu) Importance: Undecided => Low ** Changed in: firefox (Ubuntu) Status: New => Won't Fix -- 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/1872377 Title: No menus in Unity after upgrading to 20.04 Status in firefox package in Ubuntu: Won't Fix Bug description: In Ubuntu 19.10, the Firefox menus appeared as normal. After upgrading to Ubuntu 20.04 beta, with Firefox 75.0+build3-0ubuntu1, the Firefox menus no longer appear either on the window or the title bar. This happens both when the window is maximised and when it isn't. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: firefox 75.0+build3-0ubuntu1 ProcVersionSignature: Ubuntu 5.4.0-21.25-generic 5.4.27 Uname: Linux 5.4.0-21-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair AddonCompatCheckDisabled: False ApportVersion: 2.20.11-0ubuntu26 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: alistair 2490 F.... pulseaudio BuildID: 20200403170909 CasperMD5CheckResult: skip Channel: Unavailable CurrentDesktop: Unity:Unity7:ubuntu Date: Mon Apr 13 09:55:56 2020 ForcedLayersAccel: False IfupdownConfig: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback dns-search integrics.com IncompatibleExtensions: English (GB) Language Pack - langpack-en...@firefox.mozilla.org English (South Africa) Language Pack - langpack-en...@firefox.mozilla.org Default - {972ce4c6-7e08-4474-a285-3208198ce6fd} InstallationDate: Installed on 2017-08-16 (970 days ago) InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412) IpRoute: default via 10.12.0.1 dev enp0s31f6 proto dhcp metric 100 10.12.0.0/21 dev enp0s31f6 proto kernel scope link src 10.12.3.219 metric 100 169.254.0.0/16 dev enp0s31f6 scope link metric 1000 MostRecentCrashID: bp-3d145359-2f62-4b35-a046-86be50191125 PrefErrors: Unexpected character ',' before close parenthesis @ /usr/lib/firefox/omni.ja:greprefs.js:733 PrefSources: prefs.js Profiles: Profile0 (Default) - LastVersion=75.0/20200403170909 (In use) RunningIncompatibleAddons: True SourcePackage: firefox UpgradeStatus: Upgraded to focal on 2020-04-12 (0 days ago) dmi.bios.date: 11/29/2019 dmi.bios.vendor: LENOVO dmi.bios.version: N1WET57W (1.36 ) dmi.board.asset.tag: Not Available dmi.board.name: 20HFCTO1WW dmi.board.vendor: LENOVO dmi.board.version: Not Defined dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.modalias: dmi:bvnLENOVO:bvrN1WET57W(1.36):bd11/29/2019:svnLENOVO:pn20HFCTO1WW:pvrThinkPadT470s:rvnLENOVO:rn20HFCTO1WW:rvrNotDefined:cvnLENOVO:ct10:cvrNone: dmi.product.family: ThinkPad T470s dmi.product.name: 20HFCTO1WW dmi.product.sku: LENOVO_MT_20HF_BU_Think_FM_ThinkPad T470s dmi.product.version: ThinkPad T470s dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1872377/+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