Two-level tab stacks enabled by default – Vivaldi Browser snapshot 2137.3

Today’s snapshot enables Two-level tab stacks for all (they are no longer behind an experiment) and bumps our Chromium backend to 88.

Known Issues

  • [Linux] Browser constantly crashes: automatic updates and download links are disabled for the time being (VB-75391)
  • [Windows][Updater] No delta updates today

Download (2137.3)

  • Windows: 64-bit for Win7+ | 32-bit for Win7+
  • macOS: 10.10+
  • Linux: DEB 64-bit (Recommended) | DEB 32-bit
  • Linux: RPM 64-bit (Recommended) | RPM 32-bit
  • Linux: DEB ARM32-bit (Unsupported) | DEB ARM64-bit (Unsupported)
  • Linux: non-DEB/RPM


  • [Chromium] Upgraded to 88.0.4324.43
  • [Linux][Media] Update proprietary codecs to 87.0.4280.66
  • [Notes] “New Folder” in panel not selected on creation (VB-71722)
  • [Panels][User Profiles] Crash by right-clicking in a web panel in Guest Profile (VB-75067)
  • [Panels][User Profiles] Web panels shouldn’t be remembered in the Guest Profile (VB-75160)
  • [Quick commands] Nickname search doesn’t trigger (VB-74941)
  • [Tabs] Closing the last tab with fullscreen video leaves the browser in fullscreen mode, that cannot be closed (VB-75106)
  • [Tabs] Enable two-level stacks
  • [Tabs] Revert fix for “Tab Cycler Sometimes Get Stuck”: there will be another attempt at a fix in the future (VB-43227)
  • [Tabs][Regression] Tabs cannot be closed after closing settings window (VB-75279)
  • [Tabs][Settings] Stacking settings changes
  • [Tabs][Themes][Regression] Accent color not set to tab if opened in background (VB-74408)
  • [macOS] Update application icon to reflect Big Sur visual direction (VB-75254)

Changelog for Mail, Calendar and RSS ongoing Technical Preview

  • [Calendar] Error when syncing web calendar which has events with attendees (VB-75162)
  • [Mail] Offline accounts should not be listed as connected in Mail Status (VB-75272)
  • [Mail] Offline accounts should not offer to subscribe and unsubscribe folders (VB-75269)

You can enable the Technical Preview of Mail, Calendar and RSS via “vivaldi://experiments” (you will need to restart the browser after doing so). A separate blog post has more detail on the Vivaldi Mail, Calendar and RSS technical previews.

Main photo by Andrik Langfield