: Use a utility like WinRAR or 7-Zip to right-click the file and select "Extract".
: Another legitimate source to find the game and its community updates is Game Jolt . What to Do with the .rar File CHKN.rar
: Since .rar files from unofficial sites can carry risks, it is best to scan it with an antivirus before opening. Quick Game Overview : Use a utility like WinRAR or 7-Zip