Click the File tab at the top.
Then click Add Account
Check the radio button for “Manually configure server settings or additional server types”.
Check the radio button for “Internet E-mail”.
Enter the following information:
Your Name and Email Address
Account Type: IMAP
Incoming Mail Server: imap.tigreapps.com
Outgoing Mail Server: smtp.tigreapps.com
Click More Settings.
Click the Outgoing Server tab.
Check the box My outgoing server (SMTP) requires authentication.
Check the box Log on using and enter your email address in the username box along with your password.
Do not check Require Secure Password Authentication (SPA)
Click the Advanced tab.
Select SSL for the Incoming server.
Change the Outgoing Server (SMTP) port # to 587
If you see 2 green checks the account is set up properly.
Your new account is now set up and ready to go.