[Update on Microsoft 365 Copilot Mac app issue]

We have identified the root cause of the issue currently affecting some users on Microsoft 365 Copilot Mac app, starting with version 1.2601 released on January 27. A fix has been prepared for the same and will be delivered via Microsoft AutoUpdate (MAU) within the next 48 hours.
Please note that the app may not function as expected if MAU configurations are being managed through MDM. To mitigate, tenant administrators can remove the LCID key from their MAU configuration, as illustrated below.

Kindly let us know if the issue persists for you beyond this timeline.