Release Notes for v12.2.2

Fixes

• Fixed navigator.serial.getPorts() to return previously selected ports. #31193 (Also in 13)
• Removed expired DST Root CA X3 from the bundled trust store. #31269

Other Changes

• Security: backported fix for CVE-2021-37967. #31244
• Security: backported fix for CVE-2021-37968. #31247
• Security: backported fix for CVE-2021-37970. #31241
• Security: backported fix for CVE-2021-37975. #31229
• Security: backported fix for CVE-2021-37976. #31232
• Security: backported fix for CVE-2021-37980. #31366
• Security: backported fix for chromium:1248665. #31237

Release Notes for v13.5.2

Fixes

• Fixed an potential crash in WebContents::MessageTo when a render frame has been destroyed. #31335 (Also in 14, 15, 16)
• Fixed navigator.serial.getPorts() to return previously selected ports. #31190 (Also in 12)
• Removed expired DST Root CA X3 from the bundled trust store. #31220 (Also in 12)

Other Changes

• Security: backported fix for CVE-2021-37967. #31243
• Security: backported fix for CVE-2021-37968. #31246
• Security: backported fix for CVE-2021-37970. #31240
• Security: backported fix for CVE-2021-37975. #31228
• Security: backported fix for CVE-2021-37976. #31231
• Security: backported fix for CVE-2021-37978. #31363
• Security: backported fix for CVE-2021-37979. #31359
• Security: backported fix for CVE-2021-37980. #31365
• Security: backported fix for chromium:1248665. #31236

Note: This is an alpha release. Please file new issues for any bugs you find in it.

This release is published to npm under the alpha tag and can be installed via npm install electron@alpha, or npm install [email protected].

Release Notes for v16.0.0-alpha.7

Fixes

• Fixed an potential crash in WebContents::MessageTo when a render frame has been destroyed. #31336 (Also in 13, 14, 15)
• Fixed crash when changing zoom level for webview. #31375 (Also in 14, 15)

Other Changes

• Backported fix for 1251688, 1219656. #31331

Release Notes for v14.1.1

Fixes

• Fixed issue where non-resizable frameless windows aren't draggable. #31298 (Also in 15, 16)
• Removed expired DST Root CA X3 from the bundled trust store. #31221

Other Changes

• Security: backported fix for CVE-2021-37967. #31242
• Security: backported fix for CVE-2021-37968. #31245
• Security: backported fix for CVE-2021-37970. #31239
• Security: backported fix for CVE-2021-37975. #31227
• Security: backported fix for chromium:1248665. #31235

Release Notes for v15.1.2

Fixes

• Fixed an potential crash in WebContents::MessageTo when a render frame has been destroyed. #31334
• Fixed issue where non-resizable frameless windows aren't draggable. #31299 (Also in 14, 16)

Other Changes

• Backported fix for 1251688. #31297
• Updated Chromium to 94.0.4606.71. #31234

Note: This is an alpha release. Please file new issues for any bugs you find in it.

This release is published to npm under the alpha tag and can be installed via npm install electron@alpha, or npm install [email protected].

Release Notes for v16.0.0-alpha.6

Fixes

• Fixed issue where non-resizable frameless windows aren't draggable. #31300 (Also in 14, 15)

Release Notes for v15.1.1

Fixes

• Fixed "Failed to serialize arguments" error when emitting 'context-menu' event for webview. #31279
• Removed expired DST Root CA X3 from the bundled trust store. #31219

Note: This is an alpha release. Please file new issues for any bugs you find in it.

This release is published to npm under the alpha tag and can be installed via npm install electron@alpha, or npm install [email protected].

Release Notes for v16.0.0-alpha.5

Fixes

• Fixed "Failed to serialize arguments" error when emitting 'context-menu' event for webview. #31278 (Also in 15)

Note: This is an alpha release. Please file new issues for any bugs you find in it.

This release is published to npm under the alpha tag and can be installed via npm install electron@alpha, or npm install [email protected].

Release Notes for v16.0.0-alpha.4

Release Notes for v15.1.0

Features

• Added WebHID support. #31095 (Also in 16)
• Added frame property to the params object of the 'context-menu' event. #31057
• Added isMainFrame argument to 'certificate-error' event. #31038
• Added textWidth option to dialog.showMessageBox() / dialog.showMessageBoxSync(). #31088 (Also in 16)

Fixes

• Fixed Let's Encrypt DST Root CA X3 certificate expiration. #31218 (Also in 12, 13, 14, 16)
• Fixed a crash in navigator.fonts.query(). #30985 (Also in 14)
• Fixed an issue where BrowserView dragging behavior was inconsistent with MacOS window dragging. #31177 (Also in 13, 14, 16)
• Fixed an issue where button labels in file choosers were improperly localized on Linux. #31066 (Also in 14, 16)
• Fixed an issue where changes to draggable regions in a BrowserWindow incorrectly affected those in an attached BrowserView. #31198 (Also in 13, 14, 16)
• Fixed an issue where non-resizable non-fullscreenable windows with aspect ratios set could return incorrect results for isMaximized(). #31041 (Also in 13, 14)
• Fixed an issue where out-of-focus BrowserViews could not be immediately dragged. #31100 (Also in 13, 14, 16)
• Fixed an issue where some calls to crypto.createPrivateKey made with algorithms unsupported by BoringSSL cause a crash when invoking methods on their return values. #31137 (Also in 16)
• Fixed black border around the page after resizing is disabled. #31081 (Also in 13, 14, 16)
• Fixed crash caused by double free when destroying WebContents. #31133 (Also in 14, 16)
• Fixed crash in v8 due to (Check failed: !regexp_stack_->is_in_use()). #31144 (Also in 13, 14, 16)

Other Changes

• Updated Chromium to 94.0.4606.61. #31112

Release Notes for v14.1.0

Features

• Added WebHID support. #31192 (Also in 15, 16)

Fixes

• Fixed Let's Encrypt DST Root CA X3 certificate expiration. #31216 (Also in 12, 13, 15, 16)
• Fixed an issue where BrowserView dragging behavior was inconsistent with MacOS window dragging. #31176 (Also in 13, 15, 16)
• Fixed an issue where changes to draggable regions in a BrowserWindow incorrectly affected those in an attached BrowserView. #31200 (Also in 13, 15, 16)
• Fixed potential crash when programmatically closing a draggable frameless child window. #31187 (Also in 15)

Other Changes

• Backported fix for CVE-2021-37960. #31210

Release Notes for v13.5.1

Fixes

• Fixed Let's Encrypt DST Root CA X3 certificate expiration. #31215 (Also in 12, 14, 15, 16)
• Fixed an issue where BrowserView dragging behavior was inconsistent with MacOS window dragging. #31175 (Also in 14, 15, 16)
• Fixed an issue where changes to draggable regions in a BrowserWindow incorrectly affected those in an attached BrowserView. #31197 (Also in 14, 15, 16)
• Fixed crash in v8 due to (Check failed: !regexp_stack_->is_in_use()). #31142 (Also in 14, 15, 16)
• Fixed media key globalShortcuts on macOS. #30568 (Also in 14, 15)

Other Changes

• Security: backported fix for CVE-2021-37960. #31209
• Security: backported fix for CVE-2021-37973. #31202

Release Notes for v12.2.1

Fixes

• Fixed Let's Encrypt DST Root CA X3 certificate expiration. #31214 (Also in 16)

Other Changes

• Security: backported fix for CVE-2021-37960. #31211
• Security: backported fix for CVE-2021-37973. #31203

Note: This is an alpha release. Please file new issues for any bugs you find in it.

This release is published to npm under the alpha tag and can be installed via npm install electron@alpha, or npm install [email protected].

Release Notes for v16.0.0-alpha.3

Fixes

• Fixed Let's Encrypt DST Root CA X3 certificate expiration. #31217
• Fixed an issue where changes to draggable regions in a BrowserWindow incorrectly affected those in an attached BrowserView. #31199 (Also in 13, 14, 15)
• Fixed an issue where some calls to crypto.createPrivateKey made with algorithms unsupported by BoringSSL cause a crash when invoking methods on their return values. #31136 (Also in 15)

Note: This is an alpha release. Please file new issues for any bugs you find in it.

This release is published to npm under the alpha tag and can be installed via npm install electron@alpha, or npm install [email protected].

Release Notes for v16.0.0-alpha.2

Features

• Added WebHID support. #31090 (Also in 15)
• Added textWidth option to dialog.showMessageBox() / dialog.showMessageBoxSync(). #31089 (Also in 15)

Fixes

• Fixed an issue where BrowserView dragging behavior was inconsistent with MacOS window dragging. #31178 (Also in 13, 14, 15)
• Fixed an issue where out-of-focus BrowserViews could not be immediately dragged. #31101 (Also in 13, 14)
• Fixed black border around the page after resizing is disabled. #31080 (Also in 13, 14, 15)
• Fixed crash caused by double free when destroying WebContents. #31132 (Also in 14, 15)
• Fixed crash in v8 due to (Check failed: !regexp_stack_->is_in_use()). #31145 (Also in 13, 14, 15)

Release Notes for v14.0.2

Fixes

• Fixed a crash in navigator.fonts.query(). #30984 (Also in 15)
• Fixed an issue where button labels in file choosers were improperly localized on Linux. #31065 (Also in 15, 16)
• Fixed an issue where multiple calls toBrowserWindow.setResizable() can cause the zoom button to incorrectly be disabled on macOS. #31013 (Also in 15)
• Fixed an issue where non-resizable non-fullscreenable windows with aspect ratios set could return incorrect results for isMaximized(). #31040 (Also in 13, 15)
• Fixed an issue where out-of-focus BrowserViews could not be immediately dragged. #31099 (Also in 13, 16)
• Fixed black border around the page after resizing is disabled. #31079 (Also in 13, 15, 16)
• Fixed child windows not inheriting the correct transparency and background color settings. #31048 (Also in 15)
• Fixed crash caused by double free when destroying WebContents. #31131 (Also in 15, 16)
• Fixed crash in v8 due to (Check failed: !regexp_stack_->is_in_use()). #31143 (Also in 13, 15, 16)

Other Changes

• Updated Chromium to 93.0.4577.82. #30954

Documentation

• Documentation changes: #30976

Release Notes for v12.2.0

Features

• Added webContents.fromDevToolsTargetId(targetId) to lookup a WebContents instance from an associated Chrome DevTools Protocol TargetID. #30730 (Also in 13, 14, 15)

Other Changes

• Backported fix for CVE-2021-30627. #30946
• Backported fix for CVE-2021-30631. #30944
• Security: Backported fix for 1233564. #30754 (Also in 11)
• Security: backported fix for CVE-2021-30626. #30961
• Security: backported fix for CVE-2021-30628. #30958
• Security: backported fix for CVE-2021-30630. #30951
• Security: backported fix for CVE-2021-30633. #30942
• Security: backported fix for chromium:1238178. #30963
• Security: backported fix for chromium:1242257. #30953

Release Notes for v13.5.0

Features

• Added support for Windows Control Overlay on Windows. #30887 (Also in 14, 15)
• Added support for Windows Control Overlay on macOS. #30698 (Also in 14)

Fixes

• Fixed an issue where BrowserView webContents would appear not to load in some circumstances. #31047 (Also in 14, 15)
• Fixed an issue where non-resizable non-fullscreenable windows with aspect ratios set could return incorrect results for isMaximized(). #31039 (Also in 14, 15)
• Fixed an issue where out-of-focus BrowserViews could not be immediately dragged. #31098 (Also in 16)
• Fixed black border around the page after resizing is disabled. #31078 (Also in 14, 15, 16)
• Fixed crash in seccomp sandbox with glibc 2.34. #31091
• None. #31097 (Also in 14, 15)

Other Changes

• Backported fix for CVE-2021-30627. #30945
• Backported fix for CVE-2021-30631. #30943
• Backported fix for CVE-2021-30632. #30939
• Security: backported fix for CVE-2021-30625. #30964
• Security: backported fix for CVE-2021-30626. #30960
• Security: backported fix for CVE-2021-30628. #30957
• Security: backported fix for CVE-2021-30630. #30950
• Security: backported fix for CVE-2021-30633. #30941
• Security: backported fix for chromium:1238178. #30962
• Security: backported fix for chromium:1242257. #30952

Note: This is an alpha release. Please file new issues for any bugs you find in it.

This release is published to npm under the alpha tag and can be installed via npm install electron@alpha, or npm install [email protected].

Release Notes for v16.0.0-alpha.1

Features

• Added 'dom-ready' event to WebFrameMain which emits when the frame's document is ready.
  • Added 'frame-created' event to WebContents which emits when a frame is created in the page. #29290 (Also in 15)
• Added <webview>.sendToFrame() / frameId to 'ipc-message' event. #30451 (Also in 15)
• Added <webview> 'did-redirect-navigation' event. #30457 (Also in 15)
• Added app.configureHostResolver API for configuring DNS-over-HTTPS. #30576 (Also in 15)
• Added frame property to the params object of the 'context-menu' event. #30831 (Also in 15)
• Added isIssuedByKnownRoot to ses.setCertificateVerifyProc callback. #30174
• Added isMainFrame argument to 'certificate-error' event. #30879
• Added safeStorage string encryption API. #30020 (Also in 15)
• Added webContents.fromDevToolsTargetId(targetId) to lookup a WebContents instance from an associated Chrome DevTools Protocol TargetID. #29399 (Also in 12, 13, 14, 15)
• Added an Electron Fuse for enforcing code signatures on the app.asar file your application loads. Requires the latest asar module. #30667 (Also in 15)
• Added fuses to disable NODE_OPTIONS and --inspect debug arguments in packaged apps. #30190 (Also in 15)
• Added support for Windows Control Overlay on Windows. #29600 (Also in 14, 15)
• Added support for the U2F Web API. #30438
• Clicking a hyperlink in a PDF now does what you'd expect. #30069
• Emit a warning when setting a crash key name longer than the maximum allowed length. #30742
• Enabled sandboxing by default on WebContents which do not use Node or preloads. #30197
• NativeImage objects are now serializable over IPC. #30729
• The crashReporter API is now powered by Crashpad on Linux. #30278
• Usage of the desktopCapturer.getSources API from the renderer process has been deprecated and will be removed. #30721

Fixes

• Fixed documentEdited status not updating close button for frameless window on macOS. #30322 (Also in 13, 14, 15)
• Fixed a crash in navigator.fonts.query(). #30930 (Also in 14, 15)
• Fixed a crash in the repl when SharedArrayBuffer is disabled. #30456 (Also in 14, 15)
• Fixed a crash when process.exit is called and nativeWindowOpen is enabled. #30218 (Also in 14, 15)
• Fixed a crash when selecting files in a native file dialog on Windows and Linux. #30916 (Also in 15)
• Fixed a potential crash that would occur with draggable regions on Windows. #30304 (Also in 13, 14, 15)
• Fixed an issue on Mac where an application could not capture its own window using the desktop capture or getMediaSourceId APIs. #30507 (Also in 13, 14, 15)
• Fixed an issue on Windows where empty console windows were appearing when --enable-logging was present. #30375 (Also in 14, 15)
• Fixed an issue present in webView where the leave-html-full-screen event is not emitted if the user exits fullscreen with esc instead of by clicking into the webView. #30537 (Also in 12, 13, 14, 15)
• Fixed an issue where BrowserView webContents would appear not to load in some circumstances. #29919 (Also in 13, 14, 15)
• Fixed an issue where a specified aspect ratio could become incorrect when maximizing a window on macOS. #30305 (Also in 12, 13, 14, 15)
• Fixed an issue where background color would not be correctly applied to BrowserViews on Windows when either the x or y coordinate is negative (off-screen). #30510 (Also in 13, 14, 15)
• Fixed an issue where button labels in file choosers were improperly localized on Linux. #31067
• Fixed an issue where multiple calls toBrowserWindow.setResizable() can cause the zoom button to incorrectly be disabled on macOS. #30999 (Also in 14, 15)
• Fixed an issue where non-resizable non-fullscreenable windows with aspect ratios set could return incorrect results for isMaximized(). #30989 (Also in 13, 14, 15)
• Fixed an issue where some transparent windows would show with a white background. #31003
• Fixed an issue where the TouchBarScrubber crashes when showArrowButtons is enabled if items is an empty array. #30661 (Also in 13, 14, 15)
• Fixed an issue where toggling documentEdited status on macOS with titlebarStyle: 'hiddenInset' inadvertently moves the traffic light location. #30565 (Also in 13, 14, 15)
• Fixed an issue where undocked devtools was not resizable on Windows. #30823 (Also in 14, 15)
• Fixed beta-only bug that caused mouse clicks to not be processed in frameless windows. #30447 (Also in 14, 15)
• Fixed child windows not inheriting the correct transparency and background color settings. #31031 (Also in 14, 15)
• Fixed crash in webview creation casued by UAF in the browser process. #24344
• Fixed detached DevTools window not closing when a menu item with the toggleDevTools role was triggered. #29922
• Fixed frameless window having wrong traffic lights position on macOS 11. #30263 (Also in 13, 14, 15)
• Fixed imageAnimationPolicy not being respected. #30403
• Fixed media key globalShortcuts on macOS. #30552 (Also in 14, 15)
• Fixed navigator.serial.getPorts() to return previously selected ports. #30209
• Fixed potential crash when programatically closing a draggable frameless child window. #30571 (Also in 15)
• Fixed rare crash in UpdateDraggableRegions. #30556 (Also in 13, 14, 15)
• Fixed some console messages still being printed to logs when the LogJsConsoleMessages feature was disabled. #30312 (Also in 14, 15)
• Fixed stack overflow crash in v8 on windows 32-bit builds. #29474 (Also in 12, 13, 14, 15)
• Fixed titlebar showing under simple fullscreen mode. #30671 (Also in 13, 14, 15)
• Fixed transparent frameless windows having an opaque background when opened in a maximized state. #30804 (Also in 12, 13, 14, 15)
• None. #30938 (Also in 14, 15)
• Notes: Fixed a crash when selecting and opening files in a native file dialog on Mac. #30935 (Also in 15)

Other Changes

• Notes. #30838
• Updated Chromium to 95.0.4629.0. #30676
• Updated Node.js to v16.9.1. #30919
• Web Serial API is no longer experimental. #30237 (Also in 14, 15)
• WebContents for <webview> are now only created after the 'will-attach-webview' event is emitted and preventDefault is not called. #30311

Documentation

• Documentation changes: #30071, #30768, #30898

Release Notes for v15.0.0

Stack Upgrades

• Chromium 94.0.4606.51.
  • New in 94
• Node v16.5.0.
  • 16.5.0
  • 16.4.2
  • 16.4.1
  • 16.4.0
  • 16.3.0
  • 16.2.0
  • 16.1.0
  • 16.0.0
  • 15 ChangeLog
  • 14 ChangeLog
• V8
  • v9.4 blog post

Breaking Changes

• nativeWindowOpen: true is now the default. #28552

Features

Additions

• Added 'dom-ready' event to WebFrameMain which emits when the frame's document is ready.
  • Added 'frame-created' event to WebContents which emits when a frame is created in the page. #30801
• Added <webview>.sendToFrame() / frameId to 'ipc-message' event. #30704
• Added <webview> 'did-redirect-navigation' event. #30664
• Added app.configureHostResolver API for configuring DNS-over-HTTPS. #30775
• Added location and modifiers to the event properties provided in the 'before-input-event' WebContents event. #29850
• Added safeStorage string encryption API. #30430
• Added signal option to dialog.showMessageBox. #26102
• Added webContents.fromDevToolsTargetId(targetId) to lookup a WebContents instance from an associated Chrome DevTools Protocol TargetID. #30733 (Also in 14)
• Added an Electron Fuse for enforcing code signatures on the app.asar file your application loads. Requires the latest asar module. #30900
• Added experimental cookie encryption support behind an Electron Fuse. #27524 (Also in 13, 14)
• Added fuses to disable NODE_OPTIONS and --inspect debug arguments in packaged apps. #30420
• Added missing resourceType conversions for webRequest listener details: font, ping, cspReport, media, webSocket. #29902 (Also in 14)
• Added new MenuItem.userAccelerator property to read user-assigned macOS accelerator overrides. #26682
• Added new app.runningUnderARM64Translation property to detect when running under Rosetta on Apple Silicon, or WOW on Windows for ARM. #29168
• Added new imageAnimationPolicy web preference to control how images are animated. #29095
• Added resize edge info to BrowserWindow's will-resize event. #29199
• Added support for Windows Control Overlay on Windows. #30497 (Also in 14)
• Added support for Windows Control Overlay on macOS. #29253 (Also in 14)
• Added support for debug URLs such as chrome://gpucrash. #29404 (Also in 13, 14)
• Added support for directing Chromium logging to a file with --log-file=.../path/to/file.log. Also, it's now possible to enable logging from JavaScript by appending command-line switches during the first JS tick. #25089 (Also in 14)
• Added support for sending Blobs over the context bridge. #29247

Improvements

• Extended continue-activity event API to support webpageURL property from NSUserActivity. #30042

Fixes

• Fixed a crash when selecting and opening files in a native file dialog on Mac. #30936
• Fixed a crash when selecting files in a native file dialog on Windows and Linux. #30927
• Fixed an issue where GDK_BACKEND was being propagated to subprocesses on Linux. #28898
• Fixed potential crash when programmatically closing a draggable frameless child window. #31027
• Fixed typescript export definitions such that not-exported values are not declared in the exports interface. #28712
• Installing the electron package on an M1 macbook while using an x64 version of node will now automatically download the arm64 version of Electron instead of the x64 version. #29953

Also in earlier versions....

• Electron Fuses are now in a consistent order across platforms. #29599 (Also in 13, 14)
• Fixed an issue where fs.promises.readFile would improperly error when passing a FileHandle to the path argument. #29528 (Also in 12, 13, 14)
• Fixed BrowserWindow's backgroundColor option not having an effect. #30777 (Also in 14)
• Fixed CORS preflight request always being cancelled when connecting via proxy requiring authentication for apps that had registered WebRequest listeners. #29266 (Also in 12, 13, 14)
• Fixed documentEdited status not updating close button for frameless window on macOS. #30392 (Also in 13, 14)
• Fixed requestFullscreen inside webview does not make the element take fullscreen. #29952 (Also in 12, 13, 14)
• Fixed select-bluetooth-device firing on Windows. #29591 (Also in 12, 13, 14)
• Fixed a crash in the repl when SharedArrayBuffer is disabled. #30483 (Also in 14)
• Fixed a crash when process.exit is called and nativeWindowOpen is enabled. #30238 (Also in 14)
• Fixed a crash when calling the webContents.on('login') callback synchronously. #30068 (Also in 12, 13, 14)
• Fixed a hang when denying a window.open using setWindowOpenHandler when nativeWindowOpen: false. #29851 (Also in 12, 13, 14)
• Fixed a potential crash that would occur with draggable regions on Windows. #30328 (Also in 13, 14)
• Fixed a potential crash when calling app.quit() on macOS. #29941 (Also in 12, 13, 14)
• Fixed a potential crash when setting vibrancy on macOS. #29677 (Also in 13, 14)
• Fixed an issue on Mac where an application could not capture its own window using the desktop capture or getMediaSourceId APIs. #30525 (Also in 13, 14)
• Fixed an issue on Windows where empty console windows were appearing when --enable-logging was present. #30386 (Also in 14)
• Fixed an issue present in webView where the leave-html-full-screen event is not emitted if the user exits fullscreen with esc instead of by clicking into the webView. #30562 (Also in 12, 13, 14)
• Fixed an issue where BrowserWindows would not properly honor transparency: true or a backgroundColor being set in their constructor options. #30136 (Also in 14)
• Fixed an issue where Electron would sometimes not honor the user-defined Downloads directory. #29938 (Also in 12, 13, 14)
• Fixed an issue where BrowserView webContents would appear not to load in some circumstances. #30336 (Also in 14)
• Fixed an issue where self.module.paths wouldn't work in Workers. #29955 (Also in 12, 13, 14)
• Fixed an issue where a specified aspect ratio could become incorrect when maximizing a window on macOS. #30332 (Also in 12, 13, 14)
• Fixed an issue where background color would not be correctly applied to BrowserViews on Windows when either the x or y coordinate is negative (off-screen). #30542 (Also in 13, 14)
• Fixed an issue where custom traffic lights could be covered by BrowserViews on macOS. #29595 (Also in 13, 14)
• Fixed an issue where draggable regions sometimes did not work properly when DevTools is open. #29696 (Also in 12, 13, 14)
• Fixed an issue where dropdown menus did not work in DevTools when contextIsolation was enabled. #29841 (Also in 13, 14)
• Fixed an issue where multiple calls toBrowserWindow.setResizable() can cause the zoom button to incorrectly be disabled on macOS. #31014 (Also in 14)
• Fixed an issue where request headers were cleared if the optional "requestHeaders" parameter was not included in the webRequest.onBeforeSendHeaders callback response object. #29798 (Also in 12, 13, 14)
• Fixed an issue where right-clicking in the devtools console throws an error. #29436 (Also in 14)
• Fixed an issue where the TouchBarScrubber crashes when showArrowButtons is enabled if items is an empty array. #30681 (Also in 13, 14)
• Fixed an issue where the setAlwaysOnTop value would sometimes not be preserved for child windows on macOS. #29813 (Also in 12, 13, 14)
• Fixed an issue where the traffic lights would get double-drawn when exiting fullscreen and adding a BrowserView on macOS. #30114 (Also in 13, 14)
• Fixed an issue where the user-data directory was incorrect in unpackaged apps. #30113 (Also in 14)
• Fixed an issue where toggling documentEdited status on macOS with titlebarStyle: 'hiddenInset' inadvertently moves the traffic light location. #30604 (Also in 13, 14)
• Fixed an issue where undocked devtools was not resizable on Windows. #30848 (Also in 14)
• Fixed an issue with PDF loading on Windows, where metadata was not loading correctly and causing the PDF to load as a blank page. #29827 (Also in 13, 14)
• Fixed beta-only bug that caused mouse clicks to not be processed in frameless windows. #30460 (Also in 14)
• Fixed crash when clicking links with target=_blank from webview. #29874 (Also in 12, 13, 14)
• Fixed crashes in debug builds caused by microtasks policy mismatch. #29531 (Also in 12, 13, 14)
• Fixed crashes on latest gen Intel and Ryzen processors. #29689 (Also in 14)
• Fixed crashes on macOS when Geolocation was used. #29913 (Also in 13, 14)
• Fixed frameless window having wrong traffic lights position on macOS 11. #30270 (Also in 13, 14)
• Fixed hover state not clear bug when BrowserWindow is not resizable. #29721 (Also in 12, 13, 14)
• Fixed issue where the update permission prompt would cause 100% CPU spin while the prompt was open. #29791 (Also in 13, 14)
• Fixed key window status on mac when opening panels or using custom window switchers. #29857 (Also in 12, 14)
• Fixed media key globalShortcuts on macOS. #30570 (Also in 14)
• Fixed memory leak when creating notification on macOS. #29990 (Also in 12, 13, 14)
• Fixed memory leak when requesting files in ASAR archive from renderer. #29293 (Also in 12, 13, 14)
• Fixed missing 'fetch' event in service workers for requests using a registered protocol. #29425 (Also in 12, 13, 14)
• Fixed page title not being updated on child windows without navigation entries under nativeWindowOpen. #29946 (Also in 12, 13, 14)
• Fixed potential corruption of piped response data when using interceptHttpProtocol/registerHttpProtocol. #29567 (Also in 11, 12, 13, 14)
• Fixed pressing Alt with mouse click results in toggling menu bar. #29318 (Also in 12, 13, 14)
• Fixed pressing ESC not exiting fullscreen from webview. #30063 (Also in 12, 13, 14)
• Fixed pressing Alt+Shift and Alt+Ctrl toggling menu bar on KDE. #29328 (Also in 12, 13, 14)
• Fixed rare crash in UpdateDraggableRegions. #30558 (Also in 13, 14)
• Fixed redirects between locations in custom protocols. #29796 (Also in 14)
• Fixed sending intermediate certificates with 'select-client-certificate' event callback. #29552 (Also in 12, 13, 14)
• Fixed shifted character getting changed in menu accelerator. #29202 (Also in 12, 13, 14)
• Fixed some console messages still being printed to logs when the LogJsConsoleMessages feature was disabled. #30356 (Also in 14)
• Fixed stack overflow crash in v8 on windows 32-bit builds. #30243 (Also in 12, 13, 14)
• Fixed systemPreferences.getSystemColor returning colors missing alpha values. #30055 (Also in 13, 14)
• Fixed the 'did-fail-load' event not being emitted when the 'certificate-error' handler allowed an error through. #29826 (Also in 14)
• Fixed the <select> element dropdown not appearing on Windows or Linux. #29742 (Also in 14)
• Fixed the color select eyedropper not working within DevTools. #29729 (Also in 13, 14)
• Fixed the spelling of 'attachment' in 'Content-Disposition' header when using the webRequest module. #29621 (Also in 12, 13, 14)
• Fixed titlebar showing under simple fullscreen mode. #30708 (Also in 13, 14)
• Fixed transparent frameless windows having an opaque background when opened in a maximized state. #30865 (Also in 12, 13, 14)
• Fixed tray.setTitle not respecting ANSI colors if a font type was specified. #30146 (Also in 13, 14)

Other Changes

• Backported fix for 1216190. #30084 (Also in 12, 13, 14)
• Fixed app.getPath('logs') returning the wrong path on Linux and Windows. #29649 (Also in 14)
• Fixed a feature flag issue where spellchecker methods returned empty suggestion lists on Windows. #29690 (Also in 13, 14)
• Web Serial API is no longer experimental. #30334 (Also in 14)

Documentation

• Documentation changes:
  • #29342 - development/build-instructions-windows
  • #29380 - tutorial/launch-app-from-url-in-another-app
  • #29384 - introduction
  • #29385 - tutorial/tray
  • #29426
  • #29551 - api/window-open
  • #30121 - tutorial/support
  • #30851 - api/webview-tag

Continuing Support for 12.x.y

As per Electron's new 8-week cadence, we will be extending our supported version policy from the latest three versions to the latest four versions of Electron until May 2022, with the release of Electron 19. After Electron 19 is released, we'll return to supporting the latest three major versions, as well as the beta and nightly releases.