Credit: Sanuj Bhatia / Android AuthorityTL;DROne UI 9 introduces a new Open Canvas-style 90:10 three-app split-screen layout on the Galaxy Z Fold 8 series.The wider Galaxy Z Fold 8 can arrange three apps side by side vertically, while the Galaxy Z Fold 8 Ultra is limited to one large app alongside two stacked apps.Samsung’s own documentation confirms that the Galaxy Z Fold 8 Ultra supports new two-way and three-way split views, but it doesn’t detail the layouts.Samsung spent plenty of time talking about Galaxy AI, bigger batteries, and thinner hardware during its latest Galaxy Unpacked event, but one of the most interesting improvements to the Galaxy Z Fold 8 series may have flown under the radar.One UI 9 introduces a new Open Canvas-style multitasking layout that makes better use of the foldable display by allowing three apps to share the screen in new ways.