*** This bug is a duplicate of bug 1754284 *** https://bugs.launchpad.net/bugs/1754284
Status changed to 'Confirmed' because the bug affects multiple users. ** Changed in: firefox (Ubuntu) Status: New => Confirmed -- 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/1872126 Title: focal: Firefox YouTube videos full screen motion glitch/tearing Status in firefox package in Ubuntu: Confirmed Bug description: https://www.youtube.com/watch?v=MfL_JkcEFbE Intel® Core™ i7-8700 CPU @ 3.20GHz × 12 Mesa Intel® UHD Graphics 630 (CFL GT2) HDMI to Sony TV 1920x1080 Playing YouTube video full screen in Firefox there is some fast motion glitch/tearing. The problem does not show in chromium on same machine 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 AddonCompatCheckDisabled: False ApportVersion: 2.20.11-0ubuntu26 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: kimathi 9241 F.... pulseaudio BuildID: 20200403170909 CasperMD5CheckResult: skip Channel: Unavailable CurrentDesktop: ubuntu:GNOME Date: Fri Apr 10 22:05:40 2020 DefaultProfileExtensions: extensions.sqlite corrupt or missing DefaultProfileIncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite) DefaultProfileLocales: extensions.sqlite corrupt or missing DefaultProfilePrefErrors: Unexpected character ',' before close parenthesis @ /usr/lib/firefox/omni.ja:greprefs.js:733 DefaultProfileThemes: extensions.sqlite corrupt or missing ForcedLayersAccel: False InstallationDate: Installed on 2020-04-01 (8 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Beta amd64 (20200331) IpRoute: default via 192.168.88.1 dev wlo1 proto dhcp metric 600 169.254.0.0/16 dev wlo1 scope link metric 1000 192.168.88.0/24 dev wlo1 proto kernel scope link src 192.168.88.109 metric 600 Profile0Extensions: extensions.sqlite corrupt or missing Profile0IncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite) Profile0Locales: extensions.sqlite corrupt or missing Profile0PrefErrors: Unexpected character ',' before close parenthesis @ /usr/lib/firefox/omni.ja:greprefs.js:733 Profile0PrefSources: prefs.js Profile0Themes: extensions.sqlite corrupt or missing Profiles: Profile1 (Default) - LastVersion=None/None (Out of date) Profile0 - LastVersion=75.0/20200403170909 (In use) RunningIncompatibleAddons: False SourcePackage: firefox UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 08/05/2019 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 2603 dmi.board.asset.tag: Default string dmi.board.name: ROG STRIX Z390-I GAMING dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: Rev X.0x dmi.chassis.asset.tag: Default string dmi.chassis.type: 3 dmi.chassis.vendor: Default string dmi.chassis.version: Default string dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2603:bd08/05/2019:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnROGSTRIXZ390-IGAMING:rvrRevX.0x:cvnDefaultstring:ct3:cvrDefaultstring: dmi.product.family: To be filled by O.E.M. dmi.product.name: System Product Name dmi.product.sku: ASUS_MB_CNL dmi.product.version: System Version dmi.sys.vendor: System manufacturer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1872126/+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