Download PS2 BIOS for AetherSX2 Emulator

PS2 BIOS is an essential component for running PS2 emulation. Download the correct BIOS for your region below.

NTSC Regions

USA NTSC
Download
Japan NTSC
Download
China NTSC
Download
Hong Kong / Asia NTSC
Download

PAL Regions

Europa PAL
Download
Russia PAL
Download

Differences Between NTSC and PAL

NTSC

  • Used in USA, Japan, South Korea, Taiwan
  • 60Hz / 30fps frame rate
  • 720 × 480 resolution (480i)
  • Smoother gameplay due to higher fps

PAL

  • Used in Europe, Australia, Indonesia, Africa
  • 50Hz / 25fps frame rate
  • 720 × 576 resolution (576i)
  • Higher vertical resolution but slower fps

Supported Emulators

The PS2 BIOS we provide works with these emulators:

PCSX2

Popular desktop PS2 emulator for x86, offering 90% performance similar to the original console.

ArmSX2

New PS2 emulator for ARM64 devices, designed for Android and iOS based on PCSX2 source code.

How To Install PS2 BIOS on AetherSX2

Follow these steps to set up PS2 BIOS in AetherSX2 Emulator.

1 Download and Start Setup

Download and install AetherSX2. Open the app and select Next on the welcome screen.

Step 1 AetherSX2 Installation - Welcome Screen

2 Review FAQ

Scroll through the FAQ page and click Next.

Step 2 AetherSX2 Installation - FAQ Screen

3 Choose Performance Settings

Select Optimal/Secure for high-end devices or Fast/Unsafe for low-end devices.

Step 3 AetherSX2 Installation - Performance Settings

4 Import PS2 BIOS

Tap the Import BIOS button to import the BIOS file you downloaded.

Step 4 AetherSX2 Installation - Import BIOS Prompt

5 Select BIOS File

Navigate to the directory where you saved the BIOS file and select it.

Step 5 AetherSX2 Installation - Select BIOS file

6 Confirm Active BIOS

Select the detected BIOS, ensure it's active, then press Next.

Step 6 AetherSX2 Installation - Confirm BIOS

7 Add Game Directory

Press the + button to add folders where your PS2 games are stored.

Step 7 AetherSX2 Installation - Add game directory

8 Select Game Folder

Find your PS2 game folder and select USE THIS FOLDER.

Step 8 AetherSX2 Installation - Select game folder

9 Continue Setup

After the game folder is detected, press Next.

Step 9 AetherSX2 Installation - Confirm game directory

10 Finish Setup

Tap Finish to complete the initial setup.

Step 10 AetherSX2 Installation - Finish setup

11 View Game List

Setup is complete. You can now see a list of detected games.

Step 11 AetherSX2 Installation - Game list

12 Run Your Game

Example of a game successfully running with PS2 BIOS in AetherSX2.

AetherSX2 running God Hand game

Frequently Asked Questions

It depends on your region. If you are in Europe, we recommend using Europa BIOS (PAL). If you are outside Europe, use NTSC-based BIOS such as USA, Japan, China, or other regions.

We have tested it on several emulators including AetherSX2, PCSX2, NetherSX2, ArmSX2, and many others.
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