For support of Windows 10 against a Wsus 3.0 SP2 Server 2008 R2 these patches and cmd lines is needed:

WSUS-KB2734608-x64

WSUS-KB2828185-x64

WSUS-KB2720211-x64

WSUS-KB2938066-x64

%windir%\system32\inetsrv\appcmd.exe set config -section:system.webServer/httpCompression /-[name=’xpress’]