Roadmap › 573149

PowerPoint: Set slide size in a modern PowerPoint pane

In development PowerPoint Desktop

General availability: 2026-11
Preview: 2026-10
Added: 19 Oct 2026
Last modified: 19 Oct 2026 23:15 UTC
First archived: 20 Oct 2026
Release rings: General Availability, Preview
Clouds: Worldwide (Standard Multi-Tenant)

Description

<p>Change slide size in PowerPoint from a modern task pane that keeps you in the flow of editing with real-time slide changes. Choose common slide sizes including new social media presets, or customize dimensions with a cleaner, more approachable experience.</p>