Build 26300.8276 (KB5083726) for Windows 11 26H2 adds new File Explorer visuals (Dev)

Microsoft rolls out new Windows 11 preview builds with subtle but meaningful improvements across Settings, File Explorer, and Windows Hello.

Windows 11 Insider Preview Build 26300.8276 interface on a gradient background. The 'Windows Update' window is open, showing available updates. 'DEV' label is in the top right corner.
Windows 11 build 26300.8276 / Image: Mauro Huculak
  • Windows 11 build 26300.8276 (KB5083726) is now available in the Dev Channel of the Insider Program with some improvements and fixes.
  • The update introduces improvements for the Settings app, File Explorer, and Windows Hello.
  • Microsoft is also rolling out Windows 11 build 26220.8271 (KB5083728) in the Beta Channel with virtually the same changes.

Microsoft has released Windows 11 build 26300.8276 as the update KB5083726 for version 26H2 through the Dev Channel of the Windows Insider Program. This preview introduces improvements to existing features and a small set of fixes.

In addition, the company is rolling out Windows 11 Insider Preview Build 26220.8271 (KB5083728) in the Beta Channel with similar changes and fixes available in the Dev Channel.

According to the company, the “Windows 11 Insider Preview Quality Update (26300.8276)” ships with an updated version of the Settings app that makes the “Default location” and “Allow location override” options unavailable when “Location services” is disabled in Settings > Privacy & Security > Location.

Also, the company has improved navigation when opening Settings > Apps > Installed apps.

Microsoft also notes that it is improving the placement of icons in the File Explorer search box to be more consistent across devices.

File Explorer search new icons
File Explorer search new icons / Image: Microsoft

In addition, there are reliability and navigation improvements in File Explorer.

Microsoft is also pushing the reliability and performance of Windows Hello fingerprint after the computer wakes from sleep.

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Also, you’ll find performance improvements for the Clipboard History and the company notes improvements for fonts. For example, builds 26300.8276 and 26220.8271 update the Leelawadee UI font family for the Thai, Lao, Khmer, and Lontara scripts to improve glyph sequencing, positioning, and rendering.

Although these changes are part of development for version 26H2, the operating system may still report version 25H2 in Settings for now. Microsoft will update the version number closer to the official release.

Download Windows 11 update KB5083726

To download and install these Windows 11 builds, enroll your Devices in the Dev or Beta Channels through the “Windows Insider Program” settings from the “Update & Security” section. Once you enroll the computer in the program, you can download the build from the “Windows Update” settings by turning on the “Get the latest updates as soon as they’re available” option and clicking the “Check for Updates” button.

About the author

Mauro Huculak is a Windows How-To Expert and founder of Pureinfotech in 2010. With over 22 years as a technology writer and IT Specialist, Mauro specializes in Windows, software, and cross-platform systems such as Linux, Android, and macOS.

Certifications: Microsoft Certified Solutions Associate (MCSA), Cisco Certified Network Professional (CCNP), VMware Certified Professional (VCP), and CompTIA A+ and Network+.

Mauro is a recognized Microsoft MVP and has also been a long-time contributor to Windows Central.

You can follow him on YouTube, Threads, BlueSky, X (Twitter), LinkedIn and About.me. Email him at [email protected].

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