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Solution 1: Check Sound Settings of Mac Visit the System Preferences > Sound > Output tab. Make sure the Mute option isn’t enabled next to the Output Volume. Choose the Speaker as Output speaker from the same window, and if you’re using Mac’s speaker, then the Internal Speaker must be selected.
Why is my HDMI audio not working?
Your HDMI no sound problem can be caused by corrupt or missing audio driver issues. To fix the problem, you can try to update the sound driver. There are two ways you can get the right drivers for your sound card: manually or automatically.
Can you adjust the volume on a Mac?
Now since the sound output is the SHARP LCD, connected via HDMI cable – if i adjust the volume from the Mac it won’t work, but if i adjust the volume via the LCD then it will work. However, if Internal Speakers are selected as the sound output, then the volume control on the mac will work.
Why are the volume keys on my MacBook Pro not working?
SO i restart my Mac and it seems that the volume control is working. It has nothing to do with starting an application as i previously stated, when the computer finishes starting up the volume keys just cease to function. Also to add the (f7-f9) player keys don’t seem to work seemingly after the machine completely loads.
What do I do if my HDMI is not working on my Mac?
Press and hold the Option key on the keyboard and click on the speaker icon in the Mac menu bar (in the top right corner of your screen). From the drop-down menu choose your HDMI – connected TV. Now, test if this solved your problem. If it didn’t, check the following method. Click the Apple icon on your Mac menu bar, and choose System Preferences.
How do I get sound on my Mac to work?
Click the Apple icon on your Mac menu bar, and choose System Preferences. Now click the Sound icon. From the 3 tabs available (Sound Effects, Output, and Input), choose Sound Effects. Somewhere in the middle of the window in the “Play sound effects through” section, click the drop–down, and choose your TV. Next, select the middle tab – Output.