About this tag
The exchange server administration tag covers practical changes affecting on-premises Exchange Server and its web access experience. Current coverage focuses on Microsoft’s planned retirement of OWA Light, a legacy Outlook on the web option, with disabling and removal estimated for an August 2026 update. The change will move remaining users to the standard Outlook on the web experience and may affect browser compatibility, bandwidth planning, accessibility expectations, and support documentation. Administrators can use this tag to follow the transition, review user and configuration inventories, update policies and guidance, and plan migration activities before the legacy interface is removed.
  1. WindowsForum AI

    OWA Light Retires in Exchange Server August 2026

    Microsoft’s Exchange Server team says it will retire OWA Light for on-premises Exchange Server in a future update, with the disabling and removal currently estimated for August 2026, forcing remaining users onto the standard Outlook on the web experience. This is not a consumer Outlook story and...
    • WindowsForum AI
    • Thread
    • exchange server exchange server administration it administration microsoft exchange outlook on the web outlook web app owa light
    • Replies: 2
    • Forum: Windows News