How to solve when the mouse and keyboard can not be used?

The mouse and keyboard suddenly can't be used, the computer is like a brick, and it will make people feel helpless. When this happens, Xiao Bian advises everyone not to panic, and do not reinstall the system in the first time. The mouse and keyboard can not be used, you can start from other aspects to solve the problem, and listen to the small series one by one. The first step: restart the computer. After the computer has a problem, the first step is to restart the computer to see if it can be restored. If it is a desktop computer, check if the USB interface of the keyboard and mouse is loose. If it is a laptop, check if the USB interface of the mouse is loose. The second step: change the keyboard and mouse. Replace the other keyboard or mouse to see if the original keyboard and mouse have been damaged. The third step: install the driver. Keyboard and mouse failure may also be a problem with the computer driver. If you restart the computer, you can use the keyboard and mouse temporarily. You can download and install the driver life, open the peripheral driver, and repair the mouse driver and keyboard driver. Step 4: If you restart your computer, the keyboard and mouse still cannot be used. Restart again, press F8 to enter the following page, select Restore “Last Known Good Configuration”. The reason why I chose to restore the last correct configuration is because the mouse and keyboard suddenly failed, which may be caused by misoperation. After recovery, the problem can be solved immediately. You can also try to enter the computer's safe mode to fully disinfect your computer. Computer poisoning is also one of the reasons for the sudden failure of the mouse and keyboard. If none of the above methods solve your mouse and keyboard failure, then you can only choose the last method: reinstall the system. After reinstalling the system, it is recommended that you install a driver life in your computer and check the computer system driver regularly. If the driver prompts that the driver needs to be repaired, fix the driver, which will reduce the frequency of computer failure caused by the driver.