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Windows 11 Windows 11 Insider 26H1 Insider Preview, Experimental Channel
Windows Insider

Build 28120.2302

Build 28120.2302: Windows Insider Experimental Channel, June 2026. Screen tint accessibility setting and faster app launches

In short

Experimental Channel Insiders are testing a screen tint setting and faster app launches. Task Scheduler also keeps task-list column widths between sessions.

Does it affect you? Applies to: Devices enrolled in the Experimental (26H1) Channel. Changes are rolling out gradually to a subset of Insiders.

Build
28120.2302

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 2 changes

General Performance

Gradual rollout

For: Insiders in the Experimental (26H1) Channel

  • Apps launch faster, and Start, Search, and Action Center respond faster.1
    The update accelerates app launch and core shell experiences, including Start menu, Search, and Action Center.

Task Scheduler

Gradual rollout

For: Insiders in the Experimental (26H1) Channel

  • Task Scheduler remembers task-list column widths between sessions.2

New feature 1 change

Accessibility

Gradual rollout

For: Insiders in the Experimental (26H1) Channel

  • Screen tint adds a color overlay across the display to reduce its intensity. You can choose a preset or custom color and adjust the strength.3
    Turning on screen tint disables color filters, and turning on color filters disables screen tint.

Technical details

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

Data sheet

Released
2026-06-12
Type
Windows Insider build
VersionBuildChannel
— 28120.2302 Experimental Channel

Security

No vulnerabilities are listed for this update.

Sources

Updated
Cited passages from Microsoft's official notes (3)
  1. 1. This update accelerates app launch and core shell experiences such as Start menu, Search, and Action Center. learn.microsoft.com
  2. 2. Task Scheduler will now persist column width adjustments in task list view across sessions. learn.microsoft.com
  3. 3. We're introducing screen tint, a new accessibility setting that applies a color overlay across your entire display, softening its intensity so it's easier on your eyes throughout the day. 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 5/5, clarity 5/5, 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