Windows 10 build 16299 gets a cumulative update, signals being RTM for fall Creators update
Dona Sarkar has also tweeted about this, saying the servicing begins with this cumulative update:
Hey #WindowsInsiders, we have released Build 16299.15 to the Fast ring tonight: https://t.co/ZnsVsQ7BqO
— Dona Sarkar (@donasarkar) October 3, 2017
Residing from Chandigarh India, Sumit is a Windows Insider MVP awarded for the first time in 2018. He is also an Independent advisor for Microsoft customers and helps voluntarily as well on the forums.