I suggest you use SYSessential NSF to PST Converter app which is the best combination of rich algorithms and the best technology. It is 100% safe and secure and every user easily operates it for the conversion task.
Follow the below-mentioned steps to convert NSF to PST:-
Step 1- Install and start the NSF to PST Converter app in your system
Step 2- Now, add the NSF files that you need to convert
Step 3- Get a preview of the added NSF files
Step 4- Browse a path to save the converted NSF files
Step 5- Finally hit the “convert now” button