If you are running Windows 10 on a new PC, Surface Pro 4, Surface Book or laptop that utilizes the 6th generation Intel Skylake processors, you may want to check out the new beta drivers.
Version 15.40.14.64.4352 dated December 23 (actually signed December 15) is now live on Intel's site, and it addresses a few issues the new chipset is having in Windows 10.
Full story from the WindowsCentral blog...