How to install replay mod for 1.16.3
OptiFabric: https://www.curseforge.com/minecraft/...
Fabric API: https://www.curseforge.com/minecraft/...
Fabric: https://fabricmc.net/use/
Replay mod: https://www.replaymod.com/download/
n0t.me's optifine tutorial: • How to install OptiFine for 1.16.3 (easy)