On Friday, Microsoft released KB 4512941, the long-anticipated second August cumulative update for Win10 version 1903 – which is to say, the latest patch for the latest version of Windows. Within a few hours, people were complaining on various online forums that installing the update immediately triggered excessive CPU use. I wrote about that on Friday night.
Click here for original story, A tiny sop to Win10 1903 users bitten by the KB 4512941 Cortana/SearchUI.exe redlining bug
Source: Computer World