To boost FPS for Minecraft to run optimally, you must change the video settings, adjust the graphical effects, and disable all add-ons. Learn how!

How to install and run shaders in Minecraft Enhance your visuals and fine-tune shaders in Minecraft Java Edition.

It's important to note initially that, thanks to the many Minecraft Java vs Bedrock differences, this only applies to the Java edition of the game. You can't allocate more RAM in Bedrock.