Files ending in .rar from unofficial sources can contain malware. It is highly recommended to: Scan the file using a service like VirusTotal .
Use a tool like 7-Zip or WinRAR to extract the contents.
Since "paper" is an ambiguous term in this context, here is the relevant information based on common interpretations:
Check community forums like the Fallout Shelter Reddit to see if this specific version is recognized or flagged as unsafe.
If you are looking for instructions on how to use this specific archive, the general process for .rar files in this category is: