Microsoft says the Excel spreadsheet software is now blocking untrusted XLL add-ins by default in Microsoft 365 tenants worldwide. The company announced this change in January with a new entry added ...

Microsoft is working on adding XLL add-in protection for Microsoft 365 customers by including automated blocking of all such files downloaded from the Internet. This will help tackle the rise of ...

A wave of cyberattacks is exploiting Microsoft Excel add-in files in order to deliver several forms of malware in campaigns that could leave businesses vulnerable to data theft, ransomware and other ...

A new report urges Microsoft Excel users to take action to protect themselves from a dramatic rise in cyberattacks using malicious add-in files. In its Threat Insights Report for the fourth quarter of ...

December 4, 2015 Add as a preferred source on Google Add as a preferred source on Google Ever wish Word had an encyclopedia you could tap, or Excel could generate some dummy numbers? Office add-ins ...

Microsoft has announced that Office for iPad apps will gain the ability to use add-in apps like its desktop and web Office components; we go hands on with the updated Excel for iPad. Share on Facebook ...

Learn how to fix Microsoft Excel not opening Windows 11 with Safe Mode, Office Repair, add-in checks, file permissions, and Excel file repair.