You can use this eSoftTools Exchange EDB to PST Converter Tool, which can support Export Exchange Mailbox to PST, also, you can regain lost EDB files with all items such as emails, attachments, journals, schedule, documents, deleted items, outbox, etc, in just some clicks of the mouse it works with MS Outlook versions - 2000, 2010, 2007, 2003, 2002, 2013, and 2019.
Get Know More Info:- Recover Exchange EDB file

if you search any edb to pst converter software and not find any edb mailbox converter software try stella edb to pst converter software to convert all edb mailbox items in to pst file this software is support all version 32bit and 64bit edb file this software is convert all corrupted and unmounted edb mailbox items in to pst file this software is convert all edb file using some simple steps. For more info visit this link https://www.stelladatarecovery.com/exchange-edb-to-pst-converter.html
Manual Method to Export Exchange Mailbox to PST:
Step 1: In Outlook 2013/2016, to export the data to a PST file, open the File menu consequently click on Open & Export and then on Import/Export option.
Step 2: Choose the second option of “Export to a file” and click “Next”.
Step3: Now, select the Outlook Data File (.pst) and click next.
Step 4: Select the Folder that has to be exported in the new Outlook PST.
Step5: Filter by using the given option, can also go for the More Choice and Advanced, as per the need and click OK.
Step 6: Browse the location for the destination PST file and chose the below-given option as you want and click Finish.
Step 7: By clicking Finish, the Exportation will start.