Yes, Software has no compatibility issue with any version of windows OS and you can run this tool on latest windows 10 also.
Yes, you can merge N number of NSF files at one go but it takes time as per the size of NSF files.
No, This tool cant merge password protected NSF file.
Yes, software allow you to decide the name whatever you want for your merged NSF file using custom display name otption.
Demo vs Full Version
|Features||FREE Version||FULL Version|
|Add Files & Folders|
|Remove Duplicate Emails|
|Exclude Deleted Items|
|Windows 10 & below version supported|
|Join NSF Files||Join First 2 Folders||All Items|
|Merge NSF Files||Merge First 15 Items||All Items|
|Merge Names.nsf||Merge First 15 Contacts||All Items|