1. Delete the Fastflow Address Book

2. Change the Server Settings
     - Username = test.fastrack
     - Connection Security = STARTTLS
     - Authentication Method = Encrypted Password

3. Change the settings of Copies & Folders
     - Tick the box for "Place a copy in"
     - Untick the box for "Bcc these email addresses"

4. Change the Synchronization & Storage
     - Untick the box for "Keep message by this account on this computer"

5. Change the Outgoing Server Settings
    - Connection Security = STARTTLS
    - Authentication Method = Encrypted Password
    - Username = test.fastrack

6. Get Certificate & Confirmed the Security Exception

7. Install the Addons 
    - imap_acl_extension-0.2.2-tb.xpi
    - sogo-integrator-17.0.5-Asia_Singapore.xpi

8. Restart and put the passwords

9. Write an email to test.fastflow@fastflowgroup.com

10. Get Certificate & Confirmed the Security Exception

11. Go to File and click Send Unsent Messages

12. Enter the password