Letterboxes detailed instructions
There are many Outlook versions available, such as Outlook 2019, Outlook 2016, Outlook 2013, etc. All have slightly different processes, or you may find some different options or names while setting up Letterboxes email, but these settings will work on all Outlook versions.
Step 1Add Account
Start Outlook software, click on File tab at top of the corner and then click Add Account.
Step 2Setup Option
Select Manual setup or additional server types option at bottom side.
Step 3Select Protocol Type
Select POP or IMAP (connect to a POP and IMAP email account) option.
Step 4POP and IMAP Account Settings
Add following Letterboxes server settings details as below.
User Information
Your Name: Whatever you want
Email Address: Enter your Letterboxes email address
Server Information:
Account Type: Select IMAP
Incoming mail server: imap.fastmail.com
Outgoing mail server(SMTP): smtp.fastmail.com
Logon Information:
User Name: Letterboxes email address
Password: Your account password
Check Remember password
Require logon using secure password authentication: No
Click More Settings Button
Step 5Advanced Tab
At the advanced tab, enter Letterboxes incoming server (IMAP) 993 port, select SSL No at use the following type of encrypted connection.
Enter Letterboxes.org outgoing server (SMTP) 587 port and select SSL No at use the following type of encrypted connection then click OK.
Step 6Testing
Click next and Outlook tests the connection. Wait for it to complete.
Step 7Done
Congratulations, Now you can send and receive Letterboxes.org mail on your Outlook software.