On your Android device,
- Open Settings menu once again and tap Users & accounts.
- At the bottom of the menu, tap + Add account.
3. In the list of account types, tap Personal (IMAP).
4. In the following screen, enter your email address and tap Next.
5. Now enter your email account password and tap Next once again.
6. Android will attempt to retrieve your Incoming server settings automatically.
Confirm your Username, Password, Server Name, then tap Next.
*server name: mail.userservices.net
7. Now do the same for your Outgoing server settings.
Confirm your Username, Password, Server Name, then tap Next.
*server name: mail.userservices.net
8. Confirm your Account options and tap Next.
Finally, edit your Account name and the name you’d like to appear on your emails, if required, and tap Next.
Your IMAP email account will now be added to your device.
And you’re done.
For older version:
http://eufaq.userservices.net/index.php/2015/08/13/how-to-add-an-email-account-on-an-android-device/