Launch the application "Audio MIDI Setup" by entering the first few letters of its name in a Spotlight search and selecting it in the results (it should be at the top.) Select Built-in Output from the list on the left. If an AirPlay device is selected for sound output from iTunes (or from other applications via third-party software such as "Airfoil"), deselect it.Ħ. Other third-party software that has been reported to interfere with sound output includes "Boom" and "Samsung Kies." If applicable, uninstall according to the developer's instructions (not by dragging something to the Trash.)ĥ. You should do that even if the software is not causing the problem, because it's useless.Ĥ. If you've installed an application called "Memory Clean" or any other third-party software that is supposed to "clean" or "purge" memory automatically, remove it according to the developer's instructions and restart. Make sure you have a fully up-to-date installation of OS X.ģ. ![]() It's the starting point for further efforts to solve the problem.Ģ. ![]() ![]() If the Mute checkbox is selected, deselect it and test again.īack up all data before making any changes.ġ. If the volume slider is set low, move the slider to the right and test again. If you don’t see Internal Speakers as an option in the Output window, contact Apple Support. Also disconnect any cables from the USB, FireWire, or 3.5mm audio ports.įrom the Apple menu, choose System Preferences.Ĭlick the Output tab, then select Internal Speakers. ![]() First, disconnect any external audio devices from your computer.
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