Starlinkbattleforatlasv0nsp-xcinspdotcom.part2.rar -

This indicates that the game has been split into multiple pieces to make downloading easier. You cannot use part2 by itself; you need all the parts (Part 1, Part 2, Part 3, etc.) to successfully "unzip" the game. How to Extract Multi-Part Files To use this file, you generally need to follow these steps:

Right-click only on Part 1 and select "Extract Here." The software is designed to automatically find Part 2 and the rest of the sequence to piece them back together into a single .nsp file. Important Safety and Performance Tips StarlinkBattleForAtlasv0NSP-xcinspdotcom.part2.rar

Use software like 7-Zip or WinRAR.

This usually means one of the parts (like your Part 2) was corrupted during download. You will likely need to redownload that specific part. This indicates that the game has been split