According to Microsoft statements and several reports, Windows 10 KB5021233 security update is causing computers to crash. Its displays a blue screen of death (BSOD) error 0xC000021a. Most users encounter this error after installing the Windows 10 KB5021233 cumulative update. After several complaints, Microsoft released a stamen stating that the bug fix was the cause … Continue reading KB5021233 Security Update Crashes Windows 10 With 0xc000021a BSOD