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Read more:- Convert PST to MBOX
PST to MBOX convert manually:
Step 1: Open Microsoft Outlook.
Step 2: Go to File and click on Open & Export.
Step 3: Click the Import/Export button.
Step 4: Select Export to a file and click Next.
Step 5: Click on Personal Folder File(.pst) and then click on Next.
Step 6: Now in the Export Personal Folders, check if Include subfolders are selected. Hence all the file will be exported.
Step 7: Save the exported file and click on Finish.
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Read More:- Convert MBOX to PST