Google Keep also supports having images dragged into it (as seen in the last item below). We’re seeing this ability to “effortlessly insert images” widely rolled out with version 5.22.242 ...

Google Keep Notes might be the most underrated of Google’s services. It’s more than just a place to jot down your thoughts—it’s also the missing link to bring Docs, Calendar, Photos, and ...

So, it looks like Google will add these new background images to Google Keep via a server-side update. For that to happen, all you can do is wait for your turn.

Google Keep import. Meanwhile, images can also be saved by using the “Import to Keep” feature. This suggestion chip features the Keep logo and will open the standard Keep save prompt.