This because my free certificate was revoked due to the 1-year validity limit. Old apps are no longer able to run. Install the latest to fix it.
If it still does not work after the update, please right-click the app in Finder > "Get Info" > check "Override Malware Protection", and run it again or try again after a few hours
Micmute is native & lightweight menu bar application for toggling microphone mute in any app
Micmute require macOS 14 or latest.
