


Therefore, messages can be stored both on the local machine and on the server, enabling numerous benefits:

The IMAP protocol supports both online and offline activity. To see whether your account uses IMAP or POP, check the Server Settings page in the Account Settings: It is more modern and fully featured than POP (Post Office Protocol), which is the other major protocol for accessing mail messages. It enables a mail client (such as Thunderbird) to access messages stored on a mail server. IMAP stands for the Internet Message Access Protocol. 6 Configuring synchronization and disk space usage.
