Want to make a transparent circle in Google Slides? You can change the shape of pictures to make the image round and transparent in Google Slides.

Use a photo-editing app to make a section of an image transparent Google Slides has limited photo-editing features. If you want to make a section of an image transparent, use a dedicated photo ...

If you want to lock images or objects in Google Slides, you can Group them, use Master Slide feature or use the photo as a Background.