retpoline specter

KB4482887 update patched the Specter vulnerability, but it caused problems for some Windows 10 games
code cumulative update kb4482887 for windows 10 1809 builds released a few days ago is causing a series of negative issues related to graphics processing performance in many different games.
Windows 10 KB4482887 update is officially released with Specter patch
microsoft finally released a windows 10 kb4482887 bug fix update for the 1809 build, including patches for known bugs, including retpoline specter, an action center error and many other minor bugs.