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Windows Insider

Build 26220.9223

Build 26220.9223: Windows Insider Beta Channel, August 2026. Weather-first lock screen widgets and apps that open maximized

In short

Makes Weather the primary lock screen widget, adds an option to open apps maximized, and supports in-app purchases in packaged WinUI 3 apps that require elevation.

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

Build
26220.9223

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

New features 2 changes

Accessibility

For: Beta Channel Insiders

  • Windows automatically maximizes app windows as they open, so you do not have to maximize each one yourself.1
    Turn on Open apps maximized at Settings > Accessibility > Visual effects.

Microsoft Store

For: Developers

  • Packaged WinUI 3 apps that need elevated permissions can offer in-app purchases through Microsoft's integrated commerce platform.2
    Adds in-app purchase support for packaged WinUI 3 apps that require elevation.

Improvement 1 change

Lock screen widgets

For: Insiders on newer builds

  • Weather becomes the primary lock screen widget, with fewer recommended widgets and more control over which widgets appear.3
    Customize widgets at Settings > Personalization > Lock screen.

Technical details

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

Data sheet

Released
2026-08-21
Type
Windows Insider build
VersionBuildChannel
— 26220.9223 Beta Channel

Security

No vulnerabilities are listed for this update.

Sources

Updated
Cited passages from Microsoft's official notes (3)
  1. 1. We're introducing a new accessibility setting, Open apps maximized, that automatically maximizes app windows when they open, so you no longer have to do it yourself every time. learn.microsoft.com
  2. 2. This update provides support for in-app purchases in packaged WinUI 3 apps that require elevation, helping developers offer purchases through Microsoft's integrated commerce platform. learn.microsoft.com
  3. 3. With this change, Weather will be the primary widget shown on the lock screen, reducing recommended widget content and making the experience feel more focused. learn.microsoft.com
Checked automatically: 8 of 8 checks passed, 3 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 4/5, clarity 4/5, completeness 4/5. 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