Open Thunderbird application on system.If Thunderbird account is configured with IMAP protocol, the user can archive the selected emails from Thunderbird mail folders to the local folders using the following steps:

Steps to Archive Email from IMAP Configured Thunderbird Account Here, we will discuss the manual approach on how to archive emails from Thunderbird to local folders of your PC for both POP3 and IMAP protocols. Since, the Thunderbird account can be configured with both POP and IMAP accounts, archiving emails is slightly different in both protocols. Thunderbird provides an easy to archive the emails to some local folder location. It will help the users to maintain data accessibility of the moved mails and also empties the inbox or other folders from the mails, which are not needed at the moment. So, the best possible way that comes into the mind of users is to archive emails from Thunderbird account and save them to local folder which can be migrated from MBOX format to Outlook if required. However, they do not wish to delete the emails too as data can be needed at any moment. Sometimes, users attempt to clean their inbox so that the mails can be easily located in the mails.

OMany users prefer using Thunderbird as an email desktop client too manage the emails along with contacts, calendars etc.

Mozilla thunderbird mail archive