My wired mouse started to show signs of a worn left switch, so I took the chance to test my mouse collection and replace all worn switches. All was good till now and again the left switch (now replaced) would only work on parts of the screen, and the problem was still seen with a replacement mouse. A restart would fix things till the problem eventually returned. Turns out that Windows was somehow remembering one of the previous mice and once I removed the phantom mouse, the problem went... Read more Weiterlesen...