Microsoft is accidentally rolling out Windows 10 build 18947 to all Insiders [Update] July 25, 2019 by admin Tweet It seems like Microsoft is having some trouble with its update system, and Windows 10 build 18947 has managed to slip out to every Windows Insider. The build has not yet been tested internally. Read more… Neowin Related Posts:Windows 11 Dev Channel Insiders will see some update…Windows 11 Insider Dev Channel Build 26120.770…Windows 11 Insider Dev Channel Build 26120.961…Windows 11 Insider Canary channel gets a small…The Windows 11 Insider Beta Channel build 22635.4005…