The new Outlook.com Android app has been overhauled, and it's a beauty. Though it supports multiple accounts, it's not obvious how to add them. Here's how.

If you have an Outlook Premium or Office 365 subscription, you can add a Gmail account to Outlook.com and use two email IDs simultaneously from one interface.

Set up Proton Mail to Outlook Unlike Gmail, Yahoo, and iCloud, you can't just enter your Proton Mail ID and password to Outlook and sync your inbox. These email providers offer ready-to-use IMAP ...

How to Add Two Hotmail Accounts to Microsoft Outlook. If you use more than one Hotmail email account in your small business, you can manage all of your accounts on your desktop with Microsoft ...

Maybe you have a Yahoo account for email, a Google account for calendar appointments, or an Outlook account for contacts. Here's how to add them all to Windows for easy access.