Fixed ReFS Memory Usage, Networking, and Stability Issues in Windows 11 Update KB5062663

After a nearly two-week hiatus, Windows Insiders in the Beta Channel can now download a new update: Windows 11 Build 22631.5696 (KB5062663).This rollout is notable for its immediate availability through Windows Update, bypassing the usual staggered release model.

Microsoft has labeled this update as a “Normal Rollout, ”which suggests that it does not introduce any major new features; instead, it focuses on enhancing existing functionality and addressing critical issues across various system areas.

Update Features and Improvements

This latest build brings a range of enhancements and fixes. Below is a summary of key improvements outlined in the changelog, with categories highlighted in bold:

[Country and Operator Settings Asset (COSA)]
- Updated profiles for specific mobile carriers to improve user experience.
[File Systems]
- Addressed an issue in the Resilient File System (ReFS) that occasionally led to system memory exhaustion when utilizing backup applications on large files.
- Resolved problems with inaccurate error messages, such as “No More Files” or “STATUS_NO_MORE_FILES, ” encountered when searching PDF files in shared folders. These issues affected output to virtual PDF printers and disrupted backup procedures.
[Networking]
- Fixed connectivity delays for peripheral devices on some systems with active cellular connections after resuming from hibernation.
[Printer]
- Improved clarity of printer names during IPP Directed Discovery, facilitating easier identification when setting up printers.
[Stability Issues]
- Resolved stability problems that occurred sporadically following the installation of the May 2025 security update, which caused devices to become unresponsive in certain situations.