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How to fix WINDOWS 10 0xc000021a BSOD error in mandatory update KB5021233
Windows 10 KB5021233 update is crashing computers with a Blue Screen of Death error “0xc000021a”. KB5022303 is a security update, and it does not include new features or major noticeable changes. However, it is worth mentioning that all Patch Tuesday updates include changes from the previous preview and optional updates.