I don’t know what a .webp file is but I don’t like it. They’re like a filthy prank version of the image/gif you’re looking for. They make you jump through all these hoops to find the original versions of the files that you can actually do anything with.
Edit: honestly I assumed it had something to do with Google protecting themselves from image piracy shit
To install GIMP, type:
pacman -S gimp
. If you don’t know what is pacman, follow this guide: https://wiki.archlinux.org/title/Installation_guideRemoved by mod