Now that you have the correct directory open, moving the file into place takes just a few seconds.
Follow this comprehensive guide to safely download, install, and optimize an X-Ray texture pack for Minecraft version 1.18.8. Step 1: Download a Compatible 1.18.8 X-Ray Pack x ray minecraft 18 8 texture pack install
Go back to your Minecraft screen (if you are still in the Resource Packs menu, the new pack should appear on the left side under "Available Resource Packs"). Now that you have the correct directory open,