Ahead of December’s Patch Tuesday, Microsoft released KB3201845 – a new cumulative update for Windows 10 PC. This was pushed to Windows Insiders in Release Preview Ring almost two weeks ago. The update brings improvements and fixes to Internet Explorer, mobile device management, Windows Explorer, and CD/DVD hosted drives. We are expecting this build (or newer) to be out for Mobile this week.

Changelog

Improved the reliability of mobile device management (MDM) disenrollment, Distributed Component Object Model (DCOM), Peripheral Component Interface and PowerShell.

  • Addressed issue that causes excessive battery drain if you have a Chinese Input Method Editor installed and use Windows Hello to log in.
  • Addressed issue with OLE drag and drop that prevents users from downloading a SharePoint document library as a file.
  • Addressed issue with Super Floppy-formatted fixed media devices that are not recognized by Windows 10 Anniversary Update or accessible in Windows Explorer.
  • Addressed issue that causes the System Center Configuration Manager (SCCM) client to fail installation when a device is re-imaged using the SCCM task sequence.
  • Addressed issue that causes the loss of optional component (OC) state information, including all Hyper-V virtual machines, after upgrade.
  • Addressed issue that causes Windows Explorer to display information that’s inconsistent with what’s stored on the Floppy disk.
  • Addressed issue that, after connecting a shared CD/DVD-hosted drive with no media inserted, causes some of the commands, like DIR and NET USE, to hang.
  • Addressed issue where customers cannot use directory cache sizes greater than 64 KB.
  • Addressed issue where Windows Explorer sometimes does not prompt for credentials when a user logs on using a Microsoft account.
  • Addressed additional issues with application compatibility and Internet Explorer

The build bumped to 14393.479. Head to Settings > Update and Security > Windows Update (PC) to grab the update

For PC users, if you are having difficulty downloading the update through Windows Update or stuck in a certain percentage. In case you want to manually download the update, the direct links are provided below. Downloading the file manually is also useful for those who have multiple Windows 10 PC devices and have limited bandwidth.

The size of 32-bit and 64-bit versions are 503MB (up by 36MB from previous update) and 939MB (up by 67MB from previous update) respectively. Note that these updates are cumulative. Therefore, the packages contain all previously released fixes.

Download 32-bit

Download 64-bit