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Windows 11 Windows 11 Insider 26H2 Insider Preview, Experimental Channel
Windows Insider

Build 26300.8276

Build 26300.8276: Windows Insider Experimental Channel, April 2026. Clearer location settings and faster clipboard history

In short

Build 26300.8276 for Dev Channel Insiders gradually improves location settings, File Explorer, Windows Hello fingerprint sign-in, clipboard history, and fonts.

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

Build
26300.8276

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 8 changes

Settings

Gradual rollout 2 items

For: Insiders in the Dev Channel with the latest-updates toggle on

  • When Location services is off, Default location and Allow location override appear disabled until you turn Location services back on.1
    Applies to Settings > Privacy & Security > Location.
  • Navigating to Installed apps is more reliable.2
    Applies to Settings > Apps > Installed apps.

File Explorer

Gradual rollout 3 items
  • The search box's icons are positioned more consistently across different PCs.3
  • File Explorer is more reliable.4
  • The navigation pane works better for people using Voice Access.5

Windows Hello

Gradual rollout

For: Insiders in the Dev Channel with the latest-updates toggle on

  • Fingerprint sign-in is more reliable and performs better after your PC wakes from sleep.6

Input

Gradual rollout

For: Insiders in the Dev Channel with the latest-updates toggle on

  • Clipboard history opens faster.7

Fonts

Gradual rollout

For: Insiders in the Dev Channel with the latest-updates toggle on

  • Font updates improve how Thai, Lao, Khmer, and Lontara characters are sequenced, positioned, and rendered.8
    Updates the Leelawadee UI font family for Thai, Lao, Khmer, and Lontara scripts.

Technical details

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

Data sheet

Released
2026-04-17
Type
Windows Insider build
VersionBuildChannel
26H2 26300.8276 Experimental Channel

Security

No vulnerabilities are listed for this update.

Sources

Updated
Cited passages from Microsoft's official notes (8)
  1. 1. To make that clearer, these options will now appear disabled (greyed out) until Location services is turned back on. blogs.windows.com
  2. 2. We have improved the reliability of navigating to Settings > Apps > Installed apps. blogs.windows.com
  3. 3. We have updated iconography placement in the File Explorer search box to be more consistent across different PCs. blogs.windows.com
  4. 4. Improved File Explorer reliability. blogs.windows.com
  5. 5. Improved navigation pane usage for Voice Access users. blogs.windows.com
  6. 6. Improved reliability and performance of Windows Hello fingerprint after your PC wakes from sleep. blogs.windows.com
  7. 7. Improved performance of opening clipboard history. blogs.windows.com
  8. 8. We’ve made some font improvements, including updating the Leelawadee UI font family for the Thai, Lao, Khmer, and Lontara scripts to help improve glyph sequencing, positioning, and rendering for these scripts. blogs.windows.com
Checked automatically: 8 of 8 checks passed, 8 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