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No sound on You Tube videos

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  • 29 have this problem
  • 6 views
  • Last reply by FredMcD

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No audio on You Tube when using Firefox. Works with IE.

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Your System Details shows;

Adobe PDF Plug-In For Firefox and Netscape

is out-of-date.


If you have problems with current Shockwave Flash plugin versions then check this:

  • see if there are updates for your graphics drive drivers

https://support.mozilla.org/kb/upgrade-graphics-drivers-use-hardware-acceleration

  • disable protected mode in the Flash plugin (Flash 11.3+ on Windows Vista and later)

https://forums.adobe.com/message/4468493#TemporaryWorkaround

  • disable hardware acceleration in the Flash plugin

https://forums.adobe.com/thread/891337 See also: