Here's where you can find a lot of Galaxy S10 hole-friendly wallpapers - GadgetMatch
Download Punch-Hole Camera Cutout Wallpapers for Samsung Galaxy S10 and S10 Plus
S10 Wallpaper & S10 Plus Wallp - Apps on Google Play
sakitech - Samsung Galaxy S10 Plus. Excellent wallpaper for the punch hole cutout for the lockscreen. Want it? Go to Galaxy Wallpapers store and search for "Circuit Technology" #galaxys10plus #galaxys10 #wallpaper | Facebook
I took a picture for my S10 hole punch wallpaper : r/galaxys10