Microsoft admits a Windows 11 bug caused mouse stutter in games

The Dell Laptop Buying Guide UK: Which Dell Laptop Should You Buy? When you purchase through links in our articles, we may earn a small commission. Here's what to try if your cursor still jerks. If your mouse cursor jerks while gaming, suddenly panning the camera uncontrollably, or behaves unnaturally in other ways, the problem may not necessarily be in your mouse hardware. Microsoft recently confirmed a bug in Windows 11 that could affect mouse input in some games, and a fix was released via the October 2026 update (which also fixes dozens of security vulnerabilities, so you might as well install it).