Client Downloads!


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

Minimum System Requirements

OldSchool should run on almost any modern PC.

Operating System Windows-based, Windows Vista minimum
CPU Pentium II, 400MHz (or better)
Memory (RAM) 128 MB (or higher)
Hard Disk Space 5GB (installation) | 1.7GB (after installation)
Monitor Resolution640 x 480 (or higher)
Video Card Any with 3D Acceleration & at least 16MB on-board RAM
Sound Card DirectSound(or compatible with 3D Sound Effect Support)
Input Devices Keyboard & Mouse
Internet Connection 56 kbps(or faster)
DirectX 8.1 (or newer)

Full Client (Recommended)

Full installer contains all the files necessary to run the game. It is recommended for everyone. You will need at least 5GB prior to downloading and installing the client, and 1.7GB of free space after installation.

Last Updated: 09 June 2019

  1. Download the full client.
  2. Install the full client on your Desktop.
  3. Open OldSchoolRO folder and click on the Patcher to update the game.
  4. When the patching is complete, click START and begin playing the game.
  5. It is recommended that the client and patcher are ran as administrator.

    You can do this by right clicking the file > Properties > Run as Administrator.

Lite Client (Advanced)

Lite installer does not include kRO or renewal files. Lite Client is only recommended for advanced users who already has the latest version of kRO.

Last Updated: 09 June 2019

  1. Download the lite client.
  2. Install the lite client into your existing Ragnarok folder.
  3. Once installed, run the patcher to receive OldSchool updates.
  4. When the patching is complete, click START and begin playing the game.
  5. It is recommended that the client and patcher are ran as administrator.

    You can do this by right clicking the file > Properties > Run as Administrator.

Android Client

Downloading OSRO APK: Full (advisable).

Last Updated: 30 June 2019

  1. Strong and Stable Internet Connection to prevent interruption .
  2. Do not turn off Phone Screen while downloading and its best not to open any Application.
  3. Make sure you have atleast 2GB memory space.
  4. When the patching is complete, click START and begin playing the game.