Lock objects to PowerPoint Slide Master - Shapes, objects tables and images can be locked to the PowerPoint Slide Master using PPT Productivity, so the locked shape appears consistently through the presentation. PPT Productivity addin PowerPoint Shape Locker enables you to lock any shape or object on the PowerPoint Slide Master (in addition to any normal slide). For example, to ensure copyright text appears on all slides in a presentation, you can add this to the master slide and lock it into po