Download Client

Are you ready to download and install the game? Please make sure to follow our simple instructions carefully to properly set up Emperium Ragnarok Online. If in any case you come across any errors and technical difficulties, kindly get in touch with any eRO Staff through our Technical Support for troubleshooting information.

Full Installer

The Full Installer is a stand-alone client which contains all the necessary files to start playing Emperium Ragnarok Online. The actual file size of the eRO Full Installer is 2.2GB. You will need at least 5GB of free memory to download and install the file successfully.

  1. Choose from the mirror that works best for you and download the full client.
  2. Run the installer and select the designated folder you want to install the eRO Client.
  3. Open the eRO folder and run the 'eRO Patcher.exe' to make sure your client is upto date.
  4. When the patching is done, click 'Start' and you are now ready to play!
  5. We also recommend that you run 'eRO.exe' and 'eRO Patcher.exe' as administrator.
  6. You can do this by right clicking the file and Properties Run as Administrator.

Lite Installer

The Lite Installer is a client version only recommended to experienced players who know exactly what they are doing. You may download the Lite Installer if you have a working copy of the latest kRO files or if you have already downloaded other server Full Installer before.

  1. Choose from the mirror that works best for you and download the lite client.
  2. Run the installer and select the folder where you have Ragnarok Installed.
  3. Open the RO folder and run the 'eRO Patcher.exe' to make sure your client is upto date.
  4. When the patching is done, click 'Start' and you are now ready to play!
  5. We also recommend that you run 'eRO.exe' and 'eRO Patcher.exe' as administrator.
  6. You can do this by right clicking the file and Properties Run as Administrator.

Problems with Auto-Patching the Game?

If your eRO Patcher wouldn't let you patch your game, you can download the latest Manual GRF available and get the latest updates yourself.

  1. Download the Manual GRF (New Manual Patch).
  2. Use WinRAR to unpack the file onto your eRO Folder.
  3. Replace all current files with the new ones from the freshly downloaded file.
  4. You should now have the latest manual updates available.
  5. Check out our Technical Support forum for more information on troubleshoot installation.
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