File: Cos_ro2_dlc.rar ... Today

Look inside the extracted folder to see what kind of files you have:

: These are patch files for Ragnarok Online servers. File: COS_RO2_DLC.rar ...

Since .rar is a compressed archive, you will need software to open it. : Use 7-Zip (free and open source) or WinRAR . Look inside the extracted folder to see what

: Right-click the file and select "Extract to COS_RO2_DLC/" to avoid spilling files everywhere. 2. Identify the Content Type File: COS_RO2_DLC.rar ...