Article ID: 2506626 - View products that this article applies to.
When a user opens Outlook Web App in a Microsoft Office 365 environment, Outlook Web App opens only in the light version. Therefore, the user doesn't have access to the comprehensive set of features that are available in the standard version of Outlook Web App. This occurs even though the user has a web browser that supports the comprehensive feature set in the standard version of Outlook Web App.
Other users in your organization don't experience these symptoms. When other users open Outlook Web App, they have access to the comprehensive set of features that are available in Outlook Web App.
This scenario occurs if the user unintentionally selects the Use the blind and low vision experience option in Outlook Web App.
To resolve this issue, follow these steps:
The light version of Outlook Web App is optimized to support users who are blind or who have low vision. Additionally, it supports older web browsers. For more info about the light version of Outlook Web App, see Outlook Web App Light
For more info about accessibility features in Office 365, see Accessibility in Office 365
Still need help? Go to the Office 365 Community