

Hence, an additional PST file is required for the storage of other data items such as contacts, calendar, journals, tasks, notes, etc. The reason being, an IMAP account supports folders that contains emails only and not other folders. Note – Before proceeding towards the process that should be followed to accomplish POP to IMAP conversion, it should be well-known that the existing set of folders in Outlook PST file that was once used for POP3 account cannot be removed or rather should not be removed.

Know the Steps to Achieve POP3 Conversion into IMAP POP3 is disabled and seems that it cannot be altered. The figure below shows a POP3 configured account, where the account type i.e. But care should be taken that data is not lost. Though indirectly, the conversion procedure from POP3 to IMAP can be accomplished as re-configuration in IMAP account is not that tough. However, POP3 account can be first removed then Internet Message Access Protocol (IMAP) account can be added and finally the mail folders can be transferred to perform the conversion process. Moreover, when using a Post Office Protocol (POP) account, the account settings of it is grayed out as shown in the figure below. The process to convert from POP3 account to IMAP is explained here but the fact is that conversion is not possible directly.
