Surface Go: How to unlock Windows 10 in S mode

[Windows Central]

So your Surface Go came pre-loaded with Windows 10 in S mode and you want to install programs from outside the Store. Here's how to upgrade your Surface Go to Windows 10 Home.
The Microsoft Surface Go comes pre-installed with Windows 10 Home in S mode (formerly known as Windows 10 S). This mode locks installation of apps only from the Microsoft Store versus downloading potentially dangerous .exe apps via a web browser.
Long-term, Windows 10 in S mode is supposed to deliver a better experience as apps from the Microsoft Store won't damage or slow down your Surface Go over time. Nonetheless, sometimes you just need that one app and it's not in the Store or you hit some other known limitations of the special mode.
Luckily, unlocking Windows 10 in S mode is super easy. The whole process won't take you more than a minute and you don't even need to restart your Surface Go. Here's how to do it.

Full story from the WindowsCentral blog...