You can easily convert Mac Google Takeout files using Mac Google Takeout Converter Converter. The tool supports Mac OS Machines.
Start Google Takeout Converter for Mac OS and Select MBOX file using Add file(s) or Add Folder(s).
Check uploaded MBOX file from the software panel and click on the Next button.
Choose saving format from PST, EML, EMLX, MSG, HTML, MHT, CSV, PDF, etc.
You can also select the file naming option if required.
Press the Export button to start the conversion process.
MacUncle Google Takeout conversion process completed successfully, you can see the message of completion.