KB5077181: addresses an issue that prevented some devices from connecting to certain WPA3‑Personal Wi‑Fi networks

February 10, 2026—KB5077181 (OS Builds 26200.7840 and 26100.7840)

Improvements
This security update contains fixes and quality improvements from KB5074109 (released January 13, 2026). KB5077744 (released January 17, 2026), and KB5078127 (released January 24, 2026). The following summary outlines key issues addressed by this update. Also, included are available new features. The bold text within the brackets indicates the item or area of the change.

- [Gaming] Fixed: This update addresses an issue that determines device eligibility for the full-screen gaming experience.

- [Networking] Fixed: This update addresses an issue that prevented some devices from connecting to certain WPA3‑Personal Wi‑Fi networks. The issue might occur after you install KB5074105.

- [Secure Boot] With this update, Windows quality updates include a broad set of targeting data that identifies devices and their ability to receive new Secure Boot certificates. Devices will receive the new certificates only after they show sufficient successful update signals, which helps ensures a safe and phased rollout.

If you've already installed previous updates, your device will download and install only the new updates included in this package.

For more information about security vulnerabilities, see the Security Update Guide and the February 2026 Security Updates.