Windows 10 Windows 10 build 9879:Issues with KB3020114? It would appear that some Win 10 users are having issues with update KB3020114. Microsoft have posted an official solution on the Windows Insider Hub: ref: Insider Hub found on Windows 10 Tech Preview kemical Thread Dec 10, 2014 admin commands bugs build 9879 compression crash disk usage explorer feedback file system insider hub installation issues kb3020114 quality assurance ssd technical issues technical preview update windows 10 windows update workaround Replies: 1 Forum: Windows Help and Support