On IdeaPad Y460, when using HDMI to output, it is soundless. To resolve this issue, you may need to upgrade the audio driver. If you install the new version of the audio driver without removing the old version from the system completely, error message "Please install the correct Audio Driver before using Onekey Theater" will pop up when you run OneKey Theater.
The above symptom may occur on the following system:
On the following software:
1. Before installing the new version audio driver, please remove the following device driver: "Realtek HDMI Audio Driver for Ati, Realtek Hight Definition Audio Driver"
2. Restart the machine.
3. Install the new version of the audio driver.
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