The Galaxy Z Fold 8 brings a major change to Samsung's foldable lineup. On the Galaxy Z Fold 7 and other older models, you would usually have to rotate the phone first to get the wider view. Funnily enough, social media apps like Instagram manage to fit their feeds on the cover screen properly. In short:Galaxy Z Fold 7 / Fold 8 Ultra: You unfold for browsing, social media, and reading; rotate for videos and games. Galaxy Z Fold 8: You unfold for videos and games; rotate for browsing, social media, and reading.