Shader Packs
Optional, and only on your end. You probably need a decent graphics card for this.
How to Install
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Add the Shader Pack
Keep it as a
.zipand put it in theshaderpacksfolder inside.minecraft. In Minecraft, Options › Video Settings › Shader Packs › Open Shader Pack Folder takes you there. -
Turn It On
In Options › Video Settings › Shader Packs, pick the pack and choose Apply. If it's slow, lower Shadow Quality in the pack's Settings first.