Microsoft 365 Copilot is Office, which consists of Word ... At the very least it should have its own distinct icon that doesn't rely on text to identify that it's different.

shell\open\command If you still see no mail icon in the Control Panel, you can uninstall Office to remove the Office apps. Once done, restart your PC and install Microsoft Office or Office 365 to ...

To install Office or Microsoft 365 Web Apps on ... To set your default PWA site in Microsoft 365, click on the Settings icon on the navigation bar, then select Default PWA site.