Help - Uninstall Keyman for macOS
To uninstall Keyman for macOS:
Choose Apple menu > System Preferences.
Click Keyboard, then click Input Sources.
Select Keyman, then click
In Finder, on the Go menu, click Go to Folder...
Type "~/Library/Input Methods", then click Go
Right-click Keyman.app and choose Move to Trash
If you get the error 'The item "Keyman.app" can't be moved to the Trash because it's open', log out and log back in or restart your Mac and repeat the last step.