Microsoft PowerPoint Slide Show (.ppsx)
The PPSX file extension stands for PowerPoint Slide Show, a format used in Microsoft PowerPoint to present slides. Introduced in PowerPoint 2007, it allows users to open presentations directly in slide show mode, ideal for seamless and professional display without editing interruptions. As a widely-used tool in business, education, and events, PPSX enhances the efficiency and impact of presentations, ensuring information is conveyed effectively and professionally.