Add a Microsoft account.
Your Microsoft account goes where you go. Switch from one Windows 8 device to another and be ready to pick up where you left off in minutes. When your files are in the cloud and you have an Internet connection, you can access photos and other files on SkyDrive just like you access other things on your PC.
Here’s how to keep your settings and share a PC with another user.
Microsoft account
On the Start screen, swipe from the right edge and tap Settings.
Tap Change PC settings > Users > Add a user.
In the Email address text box, type a Microsoft account email address. Tap Next > Finish.
Swipe from the right edge and tap Start.
On the Start screen, in the top right corner of the screen, tap the User Accounts icon.
Select the newly created user account, and sign in.