Lightmap Fixer fixes the strangely warm or orange block lighting introduced in Minecraft version 1.21.9. It lets you restore the classic lightmap shader from an earlier version.

Features:

  • Fixes warm, orange block lighting.
  • Restores the original lightmap shader.
  • Works with Minecraft versions after 1.21.9.
  • Uses a resource pack for easy application.
  • Brings back classic lighting aesthetics.

Screenshots:

Lightmap Fixer Shader Pack Download Links

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For Minecraft 1.21.x
Includes 1.21.11
Lightmap-Fixer-Shader-Pack-Mod-1.21.11.zip Vanilla 400 KB •Jun 1, 2026