How to set up the Mail app for Windows 8
Windows 8 and Windows RT 8 allow you set up email with Mail app, Outlook.com and Outlook. This article shows you how to set up the Mail app for Windows 8.
Using Mail app is the simple way to set up and easy to use. You can add all your popular accounts such as Gmail, Yahoo!, Outlook.com, and even your work email.
If other people also use your PC, make sure each person signs in to the PC with their own Microsoft account. That way, each person will only see their own mail.
How to check if you’re signed in with a Microsoft account?
I you’re not sure that you’ve used Microsoft email for MS services like Xbox, Hotmail, OneDrive, Messenger, Skype, or Windows Phone or you might not know you’ve already signed in with mail account or not, here’s how to check:
Step 1: Swipe in from the right edge of the screen, tap “Settings”, and then tap “Change PC settings”.
Tip: If you’re using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, click “Settings”, and then click or tap “Change PC settings”.
Step 2: Cick or tap “Accounts”, then click or tap “Your account”. You will see the screen like:

The information If you’re already signed in with a Microsoft account!

The information if you’re signed in with a local account. To connect with your MS account, tap or click Connect to a Microsoft account then follow the instructions.
How to add an account to the Mail app?
If the email address for your Microsoft account ends in outlook.com, live.com, hotmail.com or msn.com, just sign in to your PC. Go to the “Start screen”, and open the Mail app – your email is waiting for you.
If your email address ends in a different domain, like gmail.com, yahoo.com, or comcast.net, here’s how to add it:
Step 1: On the “Start screen”, tap or click “Mail”.
Step 2: Swipe in from the right edge of the screen, and then tap “Settings”.
Tip: If you’re using a mouse, point to the lower-right corner of the screen, move the mouse pointer up, and then click “Settings”.
Step 3: Click or tab “Accounts”, click or tap “Add an account”, and then click or tap the type of account you’d like to add.
Step 4: Enter your email address and password for the account, and then click or tap “Connect”.
How to get your contacts?
Step 1: On the “Start screen”, click or tap “People”.
Step 2: Swipe in from the right edge of the screen, and then tap “Settings”.
Tip: If you’re using a mouse, point to the lower-right corner of the screen, move the mouse pointer up, and then click “Settings”.
Step 3: Click or tap “Accounts”, tap or click “Add an account”, tap or click the type of account you’d like to add, and then follow the instructions on the screen.
Recommended reading: How to set up Outlook.com mail in Windows 8
Source: Microsoft