The world is still recovering from one of history's most disruptive IT outages. Millions of critical Windows-based systems across the globe are experiencing the dreaded Blue Screen of Death (BSOD).

SEE ALSO: CrowdStrike announces Microsoft outage workaround. How to deal with the Blue Screen of Death. But what exactly is a BSOD, and what can you do about it? We're here to help, so you don't have ...