Yes, you can delete multiple slides at once in Google Slides using any of the two methods: Method 1: Press the Ctrl button and select the slides that you want to delete.

You can delete a single slide or a selection of slides in Google Slides on a desktop or in the mobile app on your phone.

Google Slides not only lets you select and apply any of the built-in presentation themes, but also lets you customize the look and layout of your slides with the Theme Builder. Much like paragraph ...

On your Google Slides presentation, locate the slide that you want to hide, right-click the slide, then select Skip Slide from the context menu. Now the slide is hidden. You will see a cross-out ...

When you hide slides in Google Slides, they won't show up when you present, but will still be there when you return to your slideshow's overview.