If mail has been setup already, you will have to access the mail settings and create a new account.
If mail hasn't been setup before, you will get a Welcome window inviting you to setup an email account. There are two ways to add an email account in Mail. The mail application should open on your screen.
Click the ' Mail' icon that appears in the search results.Type ' Mail' into the search bar next to the start menu.This article will explain how to setup an email account in the Windows 10 mail application.
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