Computerworld - https://www.computerworld.com/article/3268087/microsoft-windows/watch-out-for-continuing-bugs-turn-off-windows-update-temporarily.html#tk.rss_all
March Windows patches were a mess. With the revelation of Total Meltdown, we recently discovered that all of this year’s Win7 patches left gaping security holes. It’s fair to say that the initial Patch Tuesday patches for almost every version of Windows, for every month this year, have had confirmed bugs. Every one.
If you want to help test this month’s Windows and Office patches, hey, I salute you! Most folks, though, would be well advised to turn off Automatic Update and wait for the initial wave of devastation to pass.