Among them, the lag issue is very common, which may happen on the computer itself, mouse and keyboard. When you use a PC, you may have encountered some problems. How can you fix keyboard input lag in Windows 10? To get rid of the slow keyboard response, you can read this post written by MiniTool to get some simple methods and have a try. When using the keyboard to type, you may need to wait long for the keyboard to slowly spit words out.