You can choose the eSoftTools NSF to PST Converter Software for converting NSF to PST Without Lotus Notes. This software allows you to quickly and efficiently convert NSF files to PST files. This information is shown on the screen before the NSF file is converted to a PST file. Auto-conversion of NSF files is possible thanks to this software. To try the free trial, you may export each folder as a PST or another file type. Every day of the week, you may get assistance with your computer issues at any time.
For more information:- Convert NSF to PST Without Lotus Notes

Manual Method to Convert NSF Files into PST Files
Launch IBM Lotus Notes program.
Click File > Open > Louts Notes Application.
In the Open Application window, browse for the required NSF file and click Open.
Now, on the File menu, click Export.
On Export dialogue box, enter the file name, file location, and saving type.
This will help, J wick