appleScript

mute teams.as

tell application "System Events"
    -- 1. Get the process info safely
    set front_process to first process whose frontmost is true
    set front_app_pid to unix id of front_process
    set front_app_name to name of front_process
end tell

-- Toggle Microsoft Teams
tell application "Microsoft Teams"
    activate
    delay 0.5
    tell application "System Events"
        keystroke "m" using {shift down, command down}
    end tell
end tell

-- 2. Only attempt to switch back if we actually captured a valid PID/Name
-- This prevents the "Choose Application" dialog from appearing
if front_app_name is not missing value and front_app_name is not "" then
    
    tell application "System Events"
        set switchedBack to false
        repeat with p in processes
            if unix id of p is front_app_pid then
                set frontmost of p to true
                set switchedBack to true
                exit repeat
            end if
        end repeat
    end tell
    
    -- Fallback: Only try name-based activation if PID method didn't finish the job
    if not switchedBack then
        try
            tell application front_app_name to activate
        end try
    end if
    
end if

Mutes/unmutes Microsoft Teams
Assigned this as a keyboard shortcut in BTT - works great, from any app