To backup/export IMAP account folder to PST, users can use eSoftTools IMAP Backup and Migration software. This software can be used by both technical and non-technical people. Also, this software has the ability to migrate and backup emails from IMAP mail apps including Gmail, outlook.com, Yahoo, AOL, ZOHO and more. This software is available for all Windows versions (up to Windows 11). Read more- https://www.esofttools.com/imap-backup-migration-tool.html