How to solve the problem of no sound in the WIN7 system HDMI connection TV

  

Symptom: Some user feedback pre-installed WIN7 system Q110 model has no sound when connected to TV (Philips LCD TV) via HDMI

Problem Analysis: The cause of this problem is that the graphics card driver is too old to correctly identify the device.

Solution: Update the graphics card driver to 258.96 to solve the problem. PS: If it is other models or brand computers, upgrade to the latest official version of the graphics driver

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