
You can also manually download and install this month's Windows 11 cumulative update preview from the Microsoft Update Catalog. To install the KB5011563 update, you have to go to Settings > Windows Update and manually 'Check for updates.' Since it's an optional update, Windows will not install it until you click the 'Download now' button. They're only used to test bug fixes and performance improvements ahead of the general release, so they do not provide security updates. Unlike regular Patch Tuesday Windows updates, the scheduled "C" non-security preview releases are optional.
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This preview update is part of Microsoft's scheduled March 2022 monthly "C" updates, allowing Windows 11 users to test the upcoming fixes released on April 12th as part of next month's Patch Tuesday. Microsoft has released the optional KB5011563 cumulative update preview for Windows 11, with fixes for stop errors triggering blue screens of death (BSOD) and other issues.
