Here is everything you need to know about why this utility is a game-changer and how to get it running. What is a Fullbright Texture Pack?
In games like BedWars or SkyWars, shadows can hide opponents or traps. Fullbright ensures you see every movement in the periphery of your vision, regardless of the time of day in-game.
Launch 1.8.8 and navigate to Options > Resource Packs . Open Folder: Click "Open Resource Pack Folder."
Select the pack from the "Available" list to move it to the "Selected" column. Hit Done . A Quick Note on OptiFine
Move the downloaded .zip file into this folder.