#Apple shutting down #MyPhotoStream: https://support.apple.com/en-ca/HT210705 -- annoyed about this because I liked having an album of the last 30 days of photos across devices that didn't eat up my free 5GB storage. Free ride over, I guess, gotta use iCloud Photos, which takes up more of your remote storage space so you need to pay.
Information about the My Photo Stream shutdown

My Photo Stream is shutting down on July 26, 2023. Learn more about this transition and how to keep your photos up to date across all your devices and safely stored in iCloud.

Apple Support