There is a contact issue in your keyboard. You can change it if it's a cheap one or take it apart and clean it. Cleaning a keyboard is not really complicated but you need to be extremely careful not to damage the electronic parts.
There is a contact issue in your keyboard. You can change it if it's a cheap one or take it apart and clean it. Cleaning a keyboard is not really complicated but you need to be extremely careful not to damage the electronic parts.