Announcing Windows 10 Insider Preview Build 18965

UPDATE 8/22: Hello Windows Insiders, we have released Windows 10 Insider Preview Build 18965.1005 (KB4517787) to Windows Insiders in the Fast ring. This Cumulative Update is a little bit bigger as it is designed to help us test our servicing pipeline with larger updates. This update contains nothing new. We simply updated the version numbers of several components in the OS.


Hello Windows Insiders,

Today we’re releasing Windows 10 Insider Preview Build 18965 (20H1) to Windows Insiders in the Fast ring.

IMPORTANT: As is normal with builds early in the development cycle, these builds may contain bugs that might be painful for some. If you take this flight, you won’t be able to switch Slow or Release Preview rings without doing a clean-install on your PC.

If you want a complete look at what build is in which Insider ring, head over to Flight Hub. You can also check out the rest of our documentation here including a complete list of new features and updates that have gone out as part of Insider flights for the current development cycle.

Not seeing any of the features in this build? Check your Windows Insider Settings to make sure you’re on the Fast ring. Submit feedback here to let us know if things weren’t working the way you expected.

What’s new in Build 18965

Before you update your machine, visit the Windows Insider Blog today to view full details on Build 18965 new features, general changes, improvements, known issues and much more!

No downtime for Hustle-As-A-Service,

Dona <3