Windows 11 Insider Experimental Preview Build 26300.8289 (https://learn.microsoft.com/en-us/windows-insider/release-notes/experimental/preview-build-26300-8289)
New Build for the former Dev Channel, now Experimental.
Changes and Improvements gradually being rolled out[Windows Insider Program channel movement]As announced in the Windows Insider Blog (https://aka.ms/WIPChangesRollout), we will begin moving users in the Dev Channel to the new Experimental channel. This will be a phased roll out and Insiders who do not see the new experience on their device but want to, can enable the experience under
Settings >
Windows Update >
Windows Insider Program >
Feature flags.
[Windows Update]We're introducing new capabilities to enhance security and improve user control over the Windows update experience. This includes:
- Ability to skip updates immediately during the out of box experience (OOBE)
- Extend update pauses as many times as you need
- Always available options to shutdown and restart with updating
- More insight on available updates to make more informed installation decisions
See the Windows Update announce blog (https://aka.ms/WU2026update) for more details.
[Print Drivers]- The Internet Protocol Print driver (prnms012) has new hardware IDs (HWIDs) in preparation for upcoming changes in printer driver ranking order. See our third-party driver deprecation timeline: End of Servicing Plan for Third-Party Printer Drivers on Windows - Windows drivers | Microsoft Learn. (https://learn.microsoft.com/en-us/windows-hardware/drivers/print/end-of-servicing-plan-for-third-party-printer-drivers-on-windows).
[Start menu]- Improved detection of clicks at the leftmost edge of the taskbar to invoke start menu when the taskbar icons are set to left aligned.
[Other]- Removed unexpected error that was showing when opening Group Policy Editor in the last couple Insider flights.
- We're updated Times New Roman to improve support for combining diacritical marks across the Greek and Cyrillic Unicode ranges. If you notice any positioning issues with these diacritical marks, please let us know by filing feedback under Desktop Environment > Font Installation and Preview in the Feedback Hub – preferably with details about the specific Unicode character, and a screenshot highlighting the expected position.