If you don't want PowerPoint Designer to automatically offer suggestions: To do this you will need to select File > Options, and in General, select Automatically show me design ideas in the PowerPoint designer section and check the box Turn off PowerPoint Designer If you can’t find or select the PowerPoint designer, you will need to turn the “design ideas button” on. You can also select another idea from the pane or go back to your original slide design: Press Ctrl+Z to undo a design change you've just selected.If you select an idea, your slide is changed accordingly. Click to select the design you want, or else close the window.Scroll through the suggestions in the Design Ideas pane on the right side of the window.Ask for design ideas any time by choosing Design > Design Ideas on the ribbon.Think of Office 365 PowerPoint Designer as your loyal sidekick in this adventure, working as your personal designer to make that presentation the best it can be, creating the best design ideas. Specifically, as you add content to your slides in Office 365 PowerPoint Designer works to develop design ideas to complement the content.
PowerPoint Designer is an ultra-useful Microsoft Office 365 feature that uses AI to recommend design ideas to PowerPoint users.
PowerPoint Designer improves slides for Microsoft 365 subscribers by automatically generating design ideas to choose from, While you're putting content on a slide, the Designer works in the background to match that content to professionally designed layouts.