M$ 出了個 June 2016 update rollup for Windows 7 SP1 and Windows Server 2008 R2 SP1 --- KB3161608

說是可解決 online update 緩慢的問題

http://windowsitpro.com/patch-tuesd...date-client-fix

有問題的不仿試試

需先裝 servicing stack KB3020369