Back in Minecraft, hover over the pack in the "Available" list and click the to move it to "Selected." Click Done to apply the changes . Alternative: No-Texture-Pack Method
If you prefer not to use a texture pack, you can manually increase your brightness beyond the standard "Bright" setting: Close Minecraft. fullbright texture pack 1122 link
version 1.12.2, the most reliable resource pack is available through established community hubs like CurseForge . It is designed to maximize visibility by overriding the game's default light levels. Key Features Back in Minecraft, hover over the pack in
One of the most downloaded versions, compatible with almost everything from 1.7 to 1.17. Fullbright UB on Modrinth Back in Minecraft