If you want to Export G Suite Mailbox to PST file format, you have to try this professional solution like Aryson Gsuite Backup Tool. This single solution is enough to transfer the mailbox from Gsuite to PST Outlook data file format with all mail & attachments. Users can install the application on any Windows system and export Gsuite mailbox to PST, EML, EMLX, MSG, CSV, HTML, MBOX, etc.
The software automatically manages folders, subfolders, inline images, attachments, and other mail properties in a new PST file. If you don't have any technical knowledge, you can also use the software and read this blog Export G Suite Mailbox to PST.