India, July 30 -- Windows Insider users have less than two weeks to install a build that includes Microsoft's updated flight certificate infrastructure. Build 29634.1000 satisfies this requirement for the Experimental Future Platforms channel, but several other Insider branches were still awaiting equivalent certificate refresh builds as of July 30, 2026.

The enforcement date is August 11, 2026. In practice, this release is less about new functionality and more about maintaining the integrity of Microsoft's Insider servicing pipeline.

A Windows Insider flight certificate is a core trust and validation mechanism used by Microsoft to determine whether a preview build remains eligible within the Insider ecosystem. It is not related to Wind...