Step 1: Open the Device Manager and check the sound, video, and game controllers for a yellow exclamation mark. Open method: Right click on My Computer → Properties & Rarr; Hardware & Rarr; Device Manager.
Step 2: If a yellow exclamation mark appears, it means that your sound card has a problem, then you are going to uninstall, first click “ldquo; computer” to find the management.
Then find the device manager, find the sound, video and game controllers and then click on Uninstall.
Step 3: After uninstalling, open the driver wizard and click “One-click experience”.
Step 4: At this time, under the "Basic Status" drive detection, the sound card driver information will be displayed.
Step 5: Then click Repair. After he finishes repairing, click Finish, restart the computer, your sound card will be installed. Can you use the sound card now?
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