KB2976978 Performs and collect compatibility appraiser logs in order to ease the upgrade experience to Windows 10 KB3035583 / KB3072318 Installs Get Windows 10 app KB3044374 / KB3075853 WindowsUpdate Client to enables the upgrade from Windows 8.1 to Windows 10 KB3068708 / KB3080149 Update that adds telemetry points to the User Account Control (UAC) to collect information on elevations from low-level requests KB3080149 Adds the Diagnostics Tracking Service (Unified Telemetry Client), which collects data about functional issues in Windows. and if you installed any of WU clients, you can configure group policy to disable the upgrade: https://support.microsoft.com/en-us/kb/3080351 Code: [HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate] "DisableOSUpgrade"=dword:00000001 All credits go to: abbodi1406 Some more updates and credits: @citoshi KB3022345 KB3075249
@Mister X Thanks for this one !!! Saves me the huge hassle of determining which W8.1 updates are unwanted and should be blocked. Thanks... really !!! HJLBX
Here is some more info: http://www.ghacks.net/2015/08/28/microsoft-intensifies-data-collection-on-windows-7-and-8-systems/