The Update BureauBuild 26220.8138: Windows Insider Beta Channel, March 2026. Touchpad right-click sizing and Task Manager NPU details
Beta Channel Insiders are testing a touchpad right-click size setting, Task Manager NPU details, and a Settings option for Administrator Protection. The build also addresses Braille and display-language issues.
Does it affect you? Applies to: Devices enrolled in the Windows Insider Program in the Beta Channel.
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
Fixes 2 changes
New features 2 changes
Administrator Protection
For: Beta Channel Insiders with the latest-updates toggle on
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A Settings toggle lets Insiders turn on Administrator Protection; a restart is required.3
The toggle is under Privacy & security > Windows Security > Account protection.
Touchpad
For: Beta Channel Insiders with the latest-updates toggle on and a supported touchpad
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A new setting lets you choose the size of the bottom-right touchpad zone where a single-finger press makes a right-click.4
The setting offers default, small, medium, and large sizes. It appears only on touchpads with a pressable surface; a value customized in a manufacturer's app appears as Custom.
Improvements 2 changes
Task Manager
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Task Manager can show more about AI processor use, including which processes use it and how much dedicated or shared memory they use. GPU neural engines also appear on the Performance page.5
Optional NPU and NPU Engine columns are available on the Processes, Users, and Details pages. The Details page also adds NPU Dedicated Memory and NPU Shared Memory columns. Neural engines that are part of a GPU appear on the Performance page.
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An optional column shows which apps run in an isolated app environment.6
The Isolation column is available on the Processes and Details pages and identifies apps running in an AppContainer.
Technical details
Data sheet · Security · Downloads · Components Click to collapse or expand
Data sheet
- Released
- 2026-03-30
- Type
- Windows Insider build
| Version | Build | Channel |
|---|---|---|
| — | 26220.8138 | Beta Channel |
Security
No vulnerabilities are listed for this update.
Sources
Cited passages from Microsoft's official notes (6)
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1.
Addressed an issue impacting the use of Braille for Insiders in the last few flights.
blogs.windows.com -
2.
Addressed an issue resulting in Windows displaying in English for some Insiders rather than their preferred language.
blogs.windows.com -
3.
we are also now rolling out the ability to enable Administrator Protection in Settings under Privacy & security > Windows Security > Account protection and switching the toggle to on. A restart will be required.
blogs.windows.com -
4.
We’re adding a new setting in Settings > Bluetooth & Devices > Touchpad so you can choose how large the right-click zone size is
blogs.windows.com -
5.
New optional NPU and NPU Engine columns are now available on the Processes, Users, and Details pages.
blogs.windows.com -
6.
We’re also adding a new optional Isolation column to the Processes and Details pages, allowing you to see which apps are running in an AppContainer.
blogs.windows.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 5/5, 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