Improved fast leaves v1.1 is a release file of the Minecraft resource pack Spryzeen's Improved Fast Leaves, made for Minecraft 1.19.4, 1.18.2. It was published on March 26, 2023 and is 0.1 MB in size. For the full description, screenshots and every other version, visit the Spryzeen's Improved Fast Leaves resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.