M365 Archive

RM516043 - Microsoft Edge: PDF Viewer Performance Improvement and Minor Visual Updates

Microsoft 365 Roadmap

Summary

The PDF Viewer in Microsoft Edge is migrating to WebUI2, enhancing responsiveness and introducing a series of subtle visual upgrades aimed at improving overall usability and utility. This migration ensures UI coherence with the rest of the browser while maintaining the same user experience.

Roadmap ID

516043

View in M365 Roadmap

Last Updated

Sep 3, 2026

Published Oct 16, 2025

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Status

In development

Release

General Availability

Platforms

Web

Service

Microsoft Edge

Tag

In development
General Availability
Worldwide (Standard Multi-Tenant)

Cloud

Worldwide (Standard Multi-Tenant)

Description

The PDF Viewer in Microsoft Edge is migrating to WebUI2, enhancing responsiveness and introducing a series of subtle visual upgrades aimed at improving overall usability and utility. This migration ensures UI coherence with the rest of the browser while maintaining the same user experience.

The update focuses on improving underlying performance, consistency in design elements, and a smoother interaction without altering any existing workflows for users.

GA date: October CY2026

Version history

2 versions tracked

Updated 1 time since Apr 9, 2026. Microsoft Message Center only ever shows the current version; this archive preserves the history.

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  1. Sep 3, 2026 · 10:50 PMLatest · v2

    Changed: Body

  2. Apr 9, 2026 · 11:15 PMOriginal · v1

    Changed: Initial version

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