need help making a cursor

i really want to make a custom cursor of this egg, i've used multiple tutorials and cannot get it to work :'( can anyone please help me? https://www.google.com/search?sca_esv=586505729&rlz=1C1VDKB_enUS961US961&sxsrf=AM9HkKn8F1svrGxQeN9a-Rstv0CysBUkww:1701318003250&q=leonarda+qsmp&tbm=isch&source=lnms&sa=X&ved=2ahUKEwijnu657-qCAxV8omoFHXJwApcQ0pQJegQIDRAB#imgrc=VQBDT43qWSrDjM (i tried just putting a picture of it but it wouldn't let me) i've tried changing it to base64, changing it to a .cur, sending it to someone and clicking copy link address, all the different ways people say to do it, and i've tried multiple different ways to type the code but nothing is working