Let’s break down the filename. refers to Football Manager 2012. 12.2.2 is the version number. In SI’s naming convention, the third digit (the final "2") indicates a minor hotfix applied to the 12.2.0 major winter update. The .rar extension tells us the file has been compressed using WinRAR (similar to a .zip file).
Because 12.2.2 is the definitive version of FM 2012, many third-party tools were specifically calibrated for it: fm 2012 12.2.2 update.rar
Some specific changes and fixes in this update include: Let’s break down the filename
Always scan .rar files with updated antivirus software before extraction. fm 2012 12.2.2 update.rar