Varonis found a “Reprompt” attack that let a single link hijack Microsoft Copilot Personal sessions and exfiltrate data; Microsoft patched it in January 2026.
MrExcel on MSN
Excel WE LOOKUP 101: Finding Data Made Easy
This video explains the WE LOOKUP function in Excel and how it can be used to quickly find and return data from tables. It ...
Excel now supports IMPORTTEXT and IMPORTCSV functions that load external text and CSV files as dynamic arrays, making it ...
Learn to create a yield curve in Excel and understand its implications for interest rate forecasting. Follow our simple guide ...
AI Copilot in Excel helps clean dates, split columns, and add currency formats, so you save time and make faster, clearer decisions.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback