On my own phone, folders for Twitter, downloads, Instagram, screenshots, Slack and WhatsApp all have “back up & & sync” handicapped. Other services impacted consist of LINE, Helo, Snapchat, Viber and Messenger, an XDA developer told Android Police. Heres how to turn it back on if you rely on Photos to backup images from those others and sites.
Google Photos will no longer back up WhatsApp and Instagram images by default – Engadget
