- Java is required to run Minecraft. To install Java, head to Adoptium.
- For Minecraft 1.17 and above, download Java 17 ("Latest LTS Release" button).
- For Minecraft 1.16 and below, download Java 8 (under "Other platforms and versions").
- Run the installer you just downloaded.
- Download the correct version of Prism Launcher from the downloads page.
- Run the installer (or the .exe, if you downloaded the Portable version).
- If you're on Windows, you may see a "Microsoft Defender SmartScreen" popup.