Messenger app not working due to macOS compatibility
You can’t use this version of the application “Messenger” with this version of macOS.
[Re-Titled by Moderator]
Original Title: rose
iMac 21.5″, macOS 10.15
Question marked as
If your tags are correct and you are using macOS 10.15 Catalina, then know you are using an obsolete OS.
Check the compatibility of the app with the OS.
Download or update your Messenger app - Messenger Help Center
❝Minimum macOS supported version is changing to 12.❞
You may need to acquire a newer Mac, one capable of running macOS 12 Monterey, to continue using the Messenger app.