Release Notes for v34.0.0

Stack Upgrades

• Chromium132.0.6834.83
  • New in 132
  • New in 131
• Node20.18.1
  • Node 20.18.1 blog post
• V813.2

Breaking Changes

• Made menu bar hidden on fullscreen in Windows.#43402

Features

Additions

• Added APIs to manage shared dictionaries for compression efficiency using Brotli or ZStandard. The new APIs aresession.getSharedDictionaryUsageInfo(),session.getSharedDictionaryInfo(options),session.clearSharedDictionaryCache(), andsession.clearSharedDictionaryCacheForIsolationKey(options).#44950(Also in33)
• AddedWebFrameMain.collectJavaScriptCallStack() for accessing the JavaScript call stack of unresponsive renderers.#44938(Also in33)
• AddedWebFrameMain.detached for frames in an unloading state.
  • AddedWebFrameMain.isDestroyed() to determine if a frame has been destroyed.
  • FixedwebFrameMain.fromId(processId, frameId) returning aWebFrameMain instance which doesn't match the given parameters when the frame is unloading.#43473(Also in33)
• Added error event in utility process to support diagnostic reports on V8 fatal errors.#43774(Also in33)
• Added support for the macOS system picker indesktopCapturer andsetDisplayMediaRequestHandler.#43581(Also in32,33)
• Feat: GPU accelerated shared texture offscreen rendering.#42953(Also in33)

Improvements

• Performance improvements when processing microtasks.#44471(Also in32,33)

Fixes

• Fixed file chooser dialogs for flaptak applications.#44681
• Fixed issue where 'contextmenu' event is emitted twice on macOS.#44997

Also in earlier versions...

• Fixed BrowserView auto resize issue.#43463(Also in31,32,33)
• FixedMenuItem.click handler not settingfocusedWindow parameter when focused window is aBaseWindow.#43404(Also in31,32,33)
• Fixedchrome.i18n extension API being unavailable in service workers.#45036(Also in31,32,33)
• Fixedtrace-startup not working on macOS.#44275(Also in32,33)
• Fixed a build failure when theenable_plugins build flag is false.#44003(Also in33)
• Fixed a crash that could occur when callingshell.readShortcutLink on Windows.#44804(Also in33)
• Fixed a crash when callingfocus on aWebView'swebContents.#43921(Also in31,32,33)
• Fixed a potential issue accessing a child window document when overriding browserWindow creation viasetWindowOpenHandler.#43775(Also in31,32,33)
• Fixed a potential issue with fillable PDF forms saving correctly in some circumstances.#43667(Also in31,32,33)
• Fixed an issue when dragging to resize when using Window Controls Overlay on Linux.#43724(Also in31,32,33)
• Fixed an issue whereBaseWindow.setTouchBar didn't work as expected.#43353(Also in30,31,32,33)
• Fixed an issue whereEventSource wasundefined in both renderer and worker processes when Node.js integration was enabled.#44495(Also in32,33)
• Fixed an issue whereWebContentsViews did not show correctly in some circumstances on macOS after being added as child views.#43638(Also in31,32,33)
• Fixed an issue whereWebContentsViews were being improperly removed.#44670(Also in31,32,33)
• Fixed an issue wheredefaultPath did not work for all users on Linux when creating an open file dialog.#43570(Also in30,31,32,33)
• Fixed an issue whereresize wasn't being emitted for single-pixel resizes on Windows.#44722(Also in32,33)
• Fixed an issue where autilityProcess pid would not beundefined after exit.#44695(Also in32,33)
• Fixed an issue where an exception could be thrown on BrowserView after its owner BrowserWindow was closed.#43972(Also in31,32,33)
• Fixed an issue where buttons shown under the Window Controls Overlay API were missing tooltips.#44759(Also in32,33)
• Fixed an issue where clicking the eyedropper icon did nothing instead of opening an eyedropper for color selection as expected.#43685(Also in32,33)
• Fixed an issue where closing a window after printing on Linux triggered a crash.#44284(Also in31,32,33)
• Fixed an issue where theexit event could be emitted twice from theutilityProcess.#44265(Also in31,32,33)
• Fixed an issue where the webContentscontext-menu event was not emitted when using-webkit-app-region: drag.#44799(Also in32,33)
• Fixed an issue where the windows control overlay was unexpectedly visible in fullscreen on Linux.#44641(Also in31,32,33)
• Fixed an issue withresize events being emitted on Windows when the window was moved but not resized.#43431(Also in32,33)
• Fixed an possible crash when using draggable regions and BaseWindows to get thecontext-menu event.#44952(Also in32,33)
• Fixed bug where camera permissions affected screen sharing.#43517(Also in32,33)
• Fixed build failure when the PDF viewer is disabled.#44964(Also in33)
• Fixed calling setAlwaysOnTop on a hidden window which is then shown with showInactive on Linux under X11.#44322(Also in31,32,33)
• Fixed closing a window with more than one attached sheet on macOS.#43706(Also in31,32,33)
• Fixed crash in net api when utility process exits.#44731(Also in32,33)
• Fixed crash when network process terminates while a net log is running.#44418(Also in31,32,33)
• Fixed crash when rendering super menu accelerator on linux.#44346(Also in32,33)
• Fixed crash when runninggetDisplayMedia from multiple iframes.#43905(Also in33)
• Fixed custom spell checker getting stuck in infinite loop using 100% CPU.#45020(Also in31,32,33)
• Fixed devtools to allow restoring saved dock state on Linux when WCO is enabled.#43490(Also in31,32,33)
• Fixed electron app in ozone/wayland not being focused when launched from another app.#43481(Also in31,32,33)
• Fixed external window focus when using shell.openExternal.#44469(Also in33)
• Fixed issue with missing index arg forwebContents.canGoToOffset.#45008(Also in32,33)
• Fixed mouse cursor turning into loading spinner when starting utility process on Windows.#43657(Also in33)
• Fixed native addon compilation errors on macOS.#44189(Also in31,32,33)
• Fixed other apps not being focused when launched from electron ozone/wayland.#43480(Also in31,32,33)
• Fixed potential use-after-free during view removal on macOS.#43627(Also in31,32,33)
• Fixed race condition in which WebContents appears as white screen on VDI machines without hardware acceleration capabilities.#44350(Also in32,33)
• Fixed regression with dynamic dependency onlibgdk_pixbuf.#44438(Also in32,33)
• Fixed segfault when moving WebContentsView between BrowserWindows.#44612(Also in31,32,33)
• Fixed theme does not work in DevTools.#44636(Also in32,33)
• Fixed update file extension bug.#44770(Also in33)
• Restored Chromium defaultContent-Disposition header parsing.#43611(Also in30,31,32,33)
• Return 0 exit code for normal termination of the utility process.#44733(Also in32,33)
• Third time isn't always a charm. Fixed the native macOS Screen Share picker invocation triggering a test Chromium green screen.#43767(Also in32,33)

Other Changes

• Backported fix for 382394791.#45023
• Ensured that thesender-id hint is set when creating desktop notifications on DBus.#43928(Also in31,32,33)
• Fixed an issue where a deprecation warning was being incorrectly emitted for frameless windows on macOS.#44768(Also in33)
• Fixed yellow background of composition text with wayland text-input-v3.#45127(Also in33)

Documentation

• Documentation change
  • #43430
  • #44927
  • #45189

Notices

End of Support for 31.x.y

Electron 31.x.y has reached end-of-support as per the project'ssupport policy. Developers and applications are encouraged to upgrade to a newer version of Electron.