❖ A major tech issue has affected millions of Windows computer systems worldwide, causing a sudden shutdown or restart.

❖ It was a software error from a company called CrowdStrike.

❖ Services, including critical providers like police, airlines and government, across the world have been affected.

❖ Blue Screen errors, also known as black screen errors or STOP code errors, can occur when a critical issue forces Windows to unexpectedly shut down or restart.