How to solve the problem of keyboard failure after reinstalling Win7?

Recently, many friends have discovered that after reinstalling the win7 system, the keyboard is invalid. What is happening? Normally, check to see if the plug is connected properly. Let’s take a look at the specific solutions below.

Solution to invalid keyboard after reinstalling win7

1. Make sure the keyboard is usable before reinstalling the system.
2. Check whether the keyboard is correctly connected to the computer.

3. Try restarting the computer, and then check if the keyboard works well after restarting.
4. If the keyboard still cannot be used after completing the above steps, it is recommended that you try using someone else's keyboard. If someone else's keyboard can be used, there must be something wrong with your keyboard; if someone else's keyboard cannot be used, it is recommended that you try it. You install the genuine operating system and then reinstall the operating system.

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