W10 update KB4057247 February 2018
Following an update the user was unable to use two screens, could not alter resolution and had display issues. A check on Google reports there are lots of problems with this update. The solution was to revert to a previous windows version as you cannot uninstall that particular update.
Most Operating Systems including Windows have created patches for the Meltdown-Spectre vulnerability found in most microprocessors. Microsoft has warned that this patch will slow down performance on computers with the affected microprocessors.