The for Minecraft: Pocket Edition (MCPE) 1.20 is a community-created performance optimization tool designed to boost frame rates (FPS) and reduce lag on mobile devices. While the original Sodium mod was developed by CaffeineMC for the Minecraft Java Edition, mobile versions are typically resource packs or client-side scripts that emulate its performance-enhancing features for the Bedrock (MCPE) engine. Key Features of Sodium V3 for MCPE
Since you cannot install the Java "Sodium" mod, here is how to get the best performance on MCPE 1.20: sodium mod v3 cho mcpe 120 portable