Microsoft has released Windows 11's optional non-security preview update for April 2026, which includes a number of new improvements and changes designed to make the OS more reliable and easy to use.

Microsoft is fixing Windows 11's biggest bugs. The new update stops the File Explorer white flash, lowers RAM usage, and speeds up PC startup.

Microsoft says a known Windows 11 issue causes the taskbar to freeze immediately after you sign in and is rolling out a fix.

Microsoft’s KB5089549 update fixes Windows 11 taskbar freezes, desktop right-click issues, and Explorer reliability bugs.

Microsoft’s optional Windows 11 update targets the boring problems that matter most, including memory leaks, startup delays, and File Explorer behavior, with a wider rollout expected through May 2026 ...

New! This update expands the list of archive formats that can be used in File Explorer to include uu, cpio, xar, and NuGet Packages (nupkg). With this update, View and Sort preferences are preserved ...