Get the MailsDaddy OST to PST Converter for Mac from the official site.

Click on "Add File" or "Add Folder" to select the OST file(s) you want to convert.

Click the 'Add File' button and select your orphaned or offline OST file.

If you are looking for alternative tools to convert OST files to PST format, some popular options include:

: Your emails contain personal and professional information. Cracked software may include "call-home" scripts that upload your converted data to unauthorized third-party servers. The Benefits of the Official Version