OP referring to the app not the browser. I have same problem on app. There’s no save button and when it appears to be correct it reverts back to old photos 

Agree the current app is terrible. I started using Codisto for new listings and it’s easier than I expected. There is a drop down menu (where you would delete or duplicate a product) that says Codisto. You can enable your listings to eBay there. It d...