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Windows Insider

Build 26220.9472

Build 26220.9472: Windows Insider Beta Channel, September 2026. Phone-to-PC webpage resume and File Explorer section state

In short

Beta Channel Insiders get more ways to resume phone webpages on a PC and File Explorer remembers which Home sections they expanded or collapsed. The build also includes Settings fixes and visual changes.

Does it affect you? Applies to: Devices enrolled in the Windows Insider Program in the Beta Channel.

Build
26220.9472

This is a test build for people in the Windows Insider Program. Features in it can change, be removed, or never reach regular Windows releases.

What changes

Improvements 4 changes

Windows Spotlight

For: Insiders in the Beta Channel

  • Windows Spotlight on the lock screen gets changes intended to make it more reliable.1

Cross-device resume

For: Insiders in the Beta Channel who resume webpages from a phone

  • If the browser used on your phone isn't installed on your PC, the Resume card can open the webpage in your PC's default browser or offer to install the phone's browser.2
    The Resume hovercard offers these options when the phone's browser isn't installed on the PC.

Settings

For: Insiders in the Beta Channel

  • The Temporary files page gets small visual adjustments.3
    Settings > System > Storage > Temporary files.

File Explorer

For: Insiders in the Beta Channel

  • File Explorer Home remembers which sections you expanded or collapsed.4

Fixes 2 changes

Settings

2 items

For: Insiders in the Beta Channel

  • Mouse cursor customization works correctly after recent builds.5
  • Desktop background customization persists after a restart.6

Technical details

Data sheet · Security · Downloads · Components Click to collapse or expand

Data sheet

Released
2026-09-11
Type
Windows Insider build
VersionBuildChannel
— 26220.9472 Beta Channel

Security

No vulnerabilities are listed for this update.

Sources

Updated
Cited passages from Microsoft's official notes (6)
  1. 1. Made some underlying changes to help improve reliability for Windows Spotlight on the lock screen. learn.microsoft.com
  2. 2. the Resume hovercard now gives you two options: open the page directly in your PC's default browser or install the phone's browser for a native experience. learn.microsoft.com
  3. 3. Made some small visual adjustments to improve the design of the Temporary files page under Settings > System > Storage. learn.microsoft.com
  4. 4. File Explorer Home now preserves the state of sections (expanded or collapsed), so you can pick up where you left off. learn.microsoft.com
  5. 5. Fixed an issue causing mouse cursor customization to not work correctly after the latest flights. learn.microsoft.com
  6. 6. Fixed an issue causing desktop background customization to not persist after a reboot after the latest flights. learn.microsoft.com
Checked automatically: 8 of 8 checks passed, 6 quoted passages
  • Quotes found in the official pages: passed
  • Numbers found in the sources: passed
  • Vulnerabilities from the dossier only: passed
  • Links to allowed domains only: passed
  • Every official change covered: passed
  • Readable plain text: passed
  • Changes confirmed by the file list: passed
  • Sources agree: passed

A second AI read the text against the sources: correctness 5/5, clarity 4/5, completeness 5/5. How we work

Published by The Update Bureau. Written with AI from Microsoft's own documents, checked by rules and a second AI. How we work · Report a mistake