Issues

• FF 157 URLbar / Megabar bleeding content from the lower layers

  Issue::Bug
  black7375/Firefox-UI-Fix#1203 · Filter by author airone506 opened on Oct 2, 2026
  1

• Possibility of keeping rounded tabs of nova design

  Issue::Enhancement
  black7375/Firefox-UI-Fix#1202 · Filter by author Wronschien opened on Sep 30, 2026

• Shifting of the tab close button to the right

  Issue::Bug
  black7375/Firefox-UI-Fix#1201 · Filter by author Oks100 opened on Sep 29, 2026

• Context menu items become completely transparent when hovered (Proton style)

  Issue::Bug
  black7375/Firefox-UI-Fix#1200 · Filter by author mVtZWFu opened on Sep 27, 2026

• Right click menu white when theme is dark

  Issue::Bug
  black7375/Firefox-UI-Fix#1198 · Filter by author nethanielpctech-code opened on Sep 16, 2026

• Weird colors after update from 140 to 153.2.0esr

  Issue::Bug
  black7375/Firefox-UI-Fix#1197 · Filter by author dajotim937 opened on Sep 14, 2026

• Old search bar without gray line around

  Issue::Bug
  black7375/Firefox-UI-Fix#1196 · Filter by author Mopslik opened on Sep 6, 2026

• Text highlight color is wrong

  Issue::Bug
  black7375/Firefox-UI-Fix#1192 · Filter by author willra1n opened on Aug 21, 2026
  1

• The active tab is not highlighted

  Issue::Bug
  black7375/Firefox-UI-Fix#1191 · Filter by author Magikh42 opened on Aug 19, 2026
  20

• URL bar rounded after upgrading to ESR 153

  Issue::Bug
  black7375/Firefox-UI-Fix#1186 · Filter by author mid-kid opened on Aug 11, 2026

• Right mouse click on link

  Issue::Bug
  black7375/Firefox-UI-Fix#1181 · Filter by author Pukkels opened on Jul 3, 2026

• Firefox 152 breakage (active tabs + blank Private Tabs)

  Issue::Bug
  black7375/Firefox-UI-Fix#1176 · Filter by author Sparronator9999 opened on Jun 18, 2026
  4

• Firefox 153.0a1: broken separators around the active tab header

  Browser::UpstreamClass::Layout-OthersComponent::TabbarEnv::LinuxIssue::Bug
  black7375/Firefox-UI-Fix#1175 · Filter by author intelfx opened on May 26, 2026
  3

• Tab preview thumbnail is now transparent, making it difficult to read the preview text

  Browser::UpstreamClass::ColorComponent::TabbarEnv::WindowsIssue::Bug
  black7375/Firefox-UI-Fix#1174 · Filter by author 1Phase1 opened on May 23, 2026
  12

• Favo's menu is different in new Firefox 151.0.0

  Class::ColorComponent::Popup-MenuEnv::WindowsIssue::Bug
  black7375/Firefox-UI-Fix#1173 · Filter by author Pukkels opened on May 21, 2026
  2

• Broken Hamburger menu and context menu on Firefox 151.0

  Browser::UpstreamClass::PaddingCompenent::PanelEnv::WindowsIssue::Bug
  black7375/Firefox-UI-Fix#1172 · Filter by author e-splat opened on May 19, 2026

• Auto hide isn't working on new searchbar

  Class::PaddingComponent::URLbarEnv::WindowsIssue::Bug
  black7375/Firefox-UI-Fix#1171 · Filter by author 117649 opened on May 4, 2026

• Release 150 drop-down menu not changing with theme

  Browser::UpstreamClass::ColorCompenent::Menu-OthersComponent::Context-MenuIssue::Bug
  black7375/Firefox-UI-Fix#1170 · Filter by author Jace485 opened on Apr 28, 2026

• Release 151+ cause the theme to break in some areas.

  Browser::UpstreamClass::ColorComponent::Context-MenuEnv::WindowsIssue::Bug
  black7375/Firefox-UI-Fix#1169 · Filter by author TheBeeMan21 opened on Apr 26, 2026
  18

• Developer console in Dark mode causes main header to be Dark.

  Class::ColorComponent::TabbarEnv::WindowsIssue::Bug
  black7375/Firefox-UI-Fix#1168 · Filter by author IcySon55 opened on Apr 17, 2026
  1

• Increased line height in the dropdown menu

  Browser::UpstreamComponent::URLbarEnv::WindowsIssue::Bug
  black7375/Firefox-UI-Fix#1166 · Filter by author Oks100 opened on Mar 25, 2026
  3

• Close button does not appear when hovering unfocused tabs in a group

  Browser::UpstreamComponent::TabbarEnv::LinuxIssue::Bug
  black7375/Firefox-UI-Fix#1163 · Filter by author Slater91 opened on Mar 12, 2026

• Transparency is leaking from menu's border

  Issue::Bug
  black7375/Firefox-UI-Fix#1160 · Filter by author CogumeloNoGIT opened on Feb 6, 2026

• No icons on page right click menu and on tab right click menu

  Issue::Bug
  black7375/Firefox-UI-Fix#1155 · Filter by author Victor333Huesca opened on Jan 6, 2026

• blue border around active tab

  Issue::Bug
  black7375/Firefox-UI-Fix#1154 · Filter by author marlop352 opened on Jan 5, 2026
  3