What should I do if the keyboard cannot be used after the win7 system is turned on?

First we need to check whether it is a keyboard driver problem. The method is as follows:

1. Open the control panel

2. Enter the [Keyboard] option

#3. Check whether the keyboard device is running normally. If the device is not functioning properly, click Properties, select Update Driver, and restart the computer after the update

4. If the device still cannot be used after completing the above steps, right-click the computer and select Manage Options

5. Click the Device Manager option

6. Wait for the driver installation to complete, and then restart the computer. Can

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