Hey
I see that some users have problems with unpacking .rar archives. If your winrar say you need a password it’s definitely “old version” issue. If your winrar is few years old (yes I had users who never updated the software) the problems is here. That also concerns few other errors so if you ever get an error while extraction please follow this steps:
Here is the the latest version of WinRar (x64 and x86)