Old Windows 10 Builds Start Rebooting Automatically as Expiration Date Nears

Computers running old preview builds of Windows 10 that were shipped as part of the Windows Insider program have started rebooting automatically every three hours on October 1, as Microsoft is working to upgrade users to the latest releases.

The expiration date of these builds is October 15, so users who are still running them need to upgrade before this date. On October 15, these PCs will stop booting completely, so there’ll be no way to get back to the desktop unless you upgrade.

New builds expire in May 2017

The latest build, which is Windows 10 build 14936, expires on May 1, 2017, so if you deploy this new one, you can continue running it for another half of year – this isn’t the purpose of Windows 10 preview builds anyway, as Microsoft hopes users to install new builds as soon as they are released and help provide feedback on the changes it implements.

“If your PC is running the Windows 10 Anniversary Update (Build 14393) in the Slow and Rel...