If you are already using , you can install a small mod instead of a texture pack. Mods like FullBrightness or No Darkness are lightweight and toggleable with a keybind.
If you are playing on Minecraft 1.12.2 and do not want to install Optifine (perhaps due to mod conflicts, FPS issues, or playing on a restrictive launcher), a Fullbright resource pack is a game-changer—literally. It removes all lighting constraints without requiring a single mod. fullbright texture pack 1.12.2 no optifine
The Fullbright Texture Pack 1.12.2 is easy to install, and its compatibility with Minecraft version 1.12.2 ensures a seamless experience. Since it doesn't require Optifine, players with standard Minecraft installations can enjoy the pack's benefits without any additional software. If you are already using , you can