This indicates that the mod is quite large and has been split into multiple pieces (multi-volume archive) to make downloading easier. You would need all parts (part02, part03, etc.) in the same folder to extract the full mod successfully. Context of Use
Allowing the game to run at 60 FPS or higher. XCL_0.16d.part01.rar
Adjusting draw distances and shadow quality. This indicates that the mod is quite large
This refers to the specific version of the mod. In development cycles, "d" usually denotes a minor revision or "hotfix" following version 0.16 to address specific bugs or compatibility issues. often focusing on performance improvements
This is a project designed to enhance or alter the gameplay of Xenoblade Chronicles X , often focusing on performance improvements, high-resolution textures, or gameplay balancing when played via the Cemu emulator.