Microsoft is investigating an issue that triggers Outlook security alerts when trying to open .ICS calendar files after installing December 2023 Patch Tuesday Office security updates.

I can publish the calendar to webDAV so that everyone can have access to it. But Sunbird .31 seems to be pretty buggy. Anything else to use to read and display the .ics file? I read that Outlook ...

macOS 10.14.6. When I make reservations at OpenTable.com, I have the option to add it to my calendar on my Mac via a downloadable .ics file, the contents of which are: If I double-click it, it ...