Grammar fix
mute yourself
turn your microphone off on a call
to turn your microphone off on a video or phone call so others can't hear you
expressionB1core
Hear it in context
Notice where the phrase sounds natural.
Sorry, I was on mute — can you hear me now?
Could you mute yourself? We can hear your dog barking.
Fix the pattern
One small grammar move makes it sound right.
Don't say 'close my microphone' — British speakers say 'mute yourself' or 'go on mute'.