Since downloading Yosemite my headphones audio has disappeared leaving me no headphones audio or audio for internet TV programs

Since downloading Yosemite my headphones app has disappeared leaving no external audio. Help please?

iMac, OS X Yosemite (10.10.2), external audio has disappeared from

Posted on Mar 22, 2015 2:59 PM

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1 reply

Level 10

84,018 points

Mar 22, 2015 3:58 PM in response to keithfromthe corner

Reset PRAM. http://support.apple.com/kb/PH18761

Reset SMC. http://support.apple.com/kb/HT3964

Choose the appropriate method.

Start up in Safe Mode. http://support.apple.com/en-us/HT1564

Best.

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Since downloading Yosemite my headphones audio has disappeared leaving me no headphones audio or audio for internet TV programs

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