Key Points
- Windows 11 preview builds released for Beta and Experimental channels.
- Renewed flight certificates replace expired ones.
- Feature Flags page issue in Experimental channel.
What is changing
The Windows Insider blog announced new Windows 11 preview builds for the Beta and Experimental channels. The release includes Build 26340.9212 and renews flight certificates that expired on August 11, 2026. This update ensures that devices stay on supported builds and can continue receiving future preview updates. Insiders can obtain the builds through the Windows Update settings in the Insider preview options. The new builds also carry the latest security improvements.
The update adds support for Emoji 17.0, bringing new characters such as distorted face and fight cloud. It also introduces a redesigned context menu in File Explorer that aims to reduce clutter and make common actions easier to find. The new menu includes a settings page that lets users hide or reorder commands. This change is part of an ongoing effort to make right-click interactions faster and more predictable.
Why it matters
This change matters most to Windows Insiders who run preview builds on their machines. They will see the new features and receive the updated certificates that keep their devices compatible with anti-cheat software. The impact is limited to users enrolled in the Insider program. Those who stay on older builds may encounter warnings or reduced functionality.
The practical takeaway is to ensure your device is on a current build to avoid potential compatibility issues with anti-cheat applications caused by expired flight certificates. Keeping the build up to date also helps maintain access to future preview features. Regularly checking for updates in Windows Update is the simplest way to stay current.