HOW TO OPEN WINDOWS STORE ACCOUNT:
Q: Do I need a Microsoft account to use the Windows Store?
A: Yes. With a Microsoft account, you can see all of the apps you bought from the Store and you can install any of those apps on up to five PCs.
To sign up for a Microsoft account:
1) Open Windows Store,
2) Swipe in from the right edge of the screen
3) Tap “Settings”.
(If you’re using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, and then click “Settings”.)
4) Tap (or click) “Your account”,
5) Tap (or click) “Sign in”,
6) Then tap (or click) “Sign up” for a Microsoft account .