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How to install "FastPBR"

A fast and high-quality shaderpack with realistic visuals and PBR atmospherics.

Author

RRe36

Downloads

1.6M

Last Updated

Feb 28, 2025

License

LicenseRef-All-Rights-Reserved

Minecraft Versions

1.21.4 1.20.6 1.19.4 1.18.2
atmosphere bloom foliage iris low realistic semi-realistic shadows

Quick Install ID

#fastpbr

Install FastPBR in GDLauncher

  1. Open GDLauncher and pick (or create) the instance you want to add FastPBR to.
  2. Open the Addons tab and click Add Addons.
  3. Paste the Quick Install ID #fastpbr, select FastPBR, and click Download. GDLauncher handles dependencies and version matching automatically.
  4. Hit Play and you're done.

Before you install

Make sure your Minecraft version matches what FastPBR supports. As of the latest release, 1.21.4, 1.20.6, 1.19.4 are supported. GDLauncher checks compatibility for you and won't install something incompatible with the instance you've chosen.

Frequently Asked Questions

Is FastPBR free?

Yes. FastPBR is free to download and install through GDLauncher. GDLauncher itself is also free and ad-free.

What Minecraft versions does FastPBR support?

FastPBR supports Minecraft 1.21.4, 1.20.6, 1.19.4, 1.18.2. GDLauncher will automatically pick a compatible version when you install it.

Does FastPBR require Forge or Fabric?

Check the Modrinth page for FastPBR to see which mod loader it supports. GDLauncher will install the correct loader automatically once you pick the addon.

How do I install FastPBR?

Open GDLauncher, go to your instance's Addons tab, click Add Addons, and paste the Quick Install ID #fastpbr. GDLauncher handles dependencies and the right Minecraft version automatically.

Who made FastPBR?

FastPBR is made by RRe36. The full project lives on Modrinth (https://modrinth.com/shader/fastpbr).

Need help?

Read our troubleshooting guide, check the guides section, or join the GDLauncher Discord community.

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