Is possible to combine contact information from different version of the same contact ?

 

If you require to combine/ merge Outlook PST data then according to my opinion you can try Merge PST Tool who is third-party app. With the help of this software, you can quickly and safely merge to your all kind, size data in few minutes. There is surety of data merge so don’t worry, first you can try demo version to this software. See more here: https://www.sametools.com/merge/pst/

 

The KDTEools PST Merge is the best tool to merge the PST files into single PST files. It has various Featured:

• It merges the PST files such as contacts, emails, calendars and all.
• This tool support in ANSI and UNICODE Version.
• Support the PST file without installing MS-Outlook.
• Merge the PST files and also remove the duplicate items.
• Support all the Version.

More Info: Outlook PST Merger - Combine & Join, Merge Multiple PST Files in One