1-3 of 3 Answers
Yes, the F1 key on the first row of the keyboard has functional operation to mute the system speaker.
Sorry, there was a problem. Please try again later.Yes. There are keys on the top left fir sound.
Sorry, there was a problem. Please try again later.Yes it was reported in another question a Dell rep answered that T1 on top of the keyboard is mute.
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