HD textures can consume more VRAM. Ensure your GPU can handle the higher resolution textures.
You likely tried to extract part02 or part03 first. Only start with part01 . HD-Texture-Pack.part01.rar
Ensure you have downloaded every part of the texture pack. If one part is missing, the extraction will fail. Step 2: Place in One Folder HD textures can consume more VRAM
Installing HD Texture Packs: A Guide to Handling .part01.rar Files HD-Texture-Pack.part01.rar
Move HD-Texture-Pack.part01.rar , HD-Texture-Pack.part02.rar , etc., into a single folder on your desktop or downloads folder. Step 3: Extract the Files Right-click only on . Select "Extract Here" (using WinRAR or 7-Zip).