February 5, 2023

There are only two ‘Friday the 13th in 2023′, and the first already saw Microsoft struggling to fix a problem that affected users’ start menus and taskbars following a botched update to its Defender antivirus.

After the mishap, Microsoft took to the Internet to confirm (opens in a new tab) that many users had experienced “a number of false positive detections” for the attack surface reduction (ASR) rule “Block Win32 API calls from Office macro”, which led to the disappearance of many program shortcuts (.lnk files).