How to solve the arrow key failure of the key of the laptop keyboard?

There are many phenomena that lead to laptop keyboard failure, software problems and hardware failures, which may cause laptop keyboard failure.

1. The keyboard fails due to a conflict in the keyboard driver. In daily use. It is also very common for laptop keyboards to malfunction due to software and hardware problems.

When you encounter this situation, you can look in the Device Manager and you can see a yellow exclamation mark on the keyboard device, which indicates a problem with the keyboard driver. Computer experts can fix it by modifying the corresponding key value in the registry and reloading the device. Ordinary users suggest that it is easier to reinstall the system directly.

2. The combination of keys causes the laptop keyboard to malfunction. Due to the limited size of laptops, keyboards are usually arranged only in a compact layout and do not have a numeric keypad area. When using it, users may encounter the use of frequent numeric inputs, and laptop keyboards without numeric keypads can be said to be more than enough to face this situation.

To solve this problem, laptop manufacturers have adopted a compromise solution, designing some of the keys on the keyboard as numeric keypads, and then switching them through the numlock key function, which is usually achieved by adding a combination of FN keys and other keys. Users can reset the keyboard by simply finding the key printed with NumLock on the laptop keyboard and pressing it together with the FN key.

First of all, try to restart the computer system to rule out some problems caused by the software.

If the buttons of the keyboard are permanently out of order, the keyboard can generally only be repaired and replaced.

If it's just that the keyboard button occasionally fails, you can try repeating the continuous press a few times to see if it recovers.

This is a hardware failure, it is recommended that you go to the after-sales service to deal with it, it should be a good solution.

Reinstall the system, and if that doesn't work, change the keyboard.

Modify the driver of the notebook keyboard.

1. Replace the document program test, create a new word or txt document, if the problem occurs in individual software, consider individual software problems.

2. Enter the safe mode of the system to test whether it can be used. If it can be used in safe mode, consider it a system or software issue.

3. Thoroughly disinfect the system.

4. If the above method test is invalid, backup important data to restore or format and reinstall the system.

5. The laptop keyboard is out of order, and the keyboard needs to be detected or replaced.