File Extension PAR2

File type: Parchive 2 Index File

About the PAR2 file type:

If Windows cannot find the appropriate program associated with .PAR2 files, then your registry may have errors. Check your Windows registry for errors (includes file association errors).

The .PAR file extension is associated with Parchive 2 Index files. These files are used as an error correction system to recover lost or corrupted files from an archive.

Additional Information:
To access .PAR2 files there are a range of programs available including parchive, and QuickPar.