🔍 Issue Summary When using Outlook on the Web (OWA) with Office Online Server (OOS) integrated, users might face the following error while trying to send an email with a …
🧩 Issue Overview After successfully setting up Office Online Server (OOS) and trying to edit a PowerPoint (or Word/Excel) file in the browser, you may encounter this message: “Sorry, you …
🔍 Issue Description After setting up Office Online Server (OOS) and integrating it with Exchange Server , users may receive the following error when trying to preview Word, Excel, or …
🔍 Issue Overview After successfully deploying Office Online Server (OOS) and integrating it with Exchange Server, you might encounter the following issue when trying to preview Word, Excel, or PowerPoint …
🔍 Introduction Office Online Server (OOS) requires HTTPS/SSL for all clients and server communications in production. Configuring a trusted SSL certificate is mandatory before creating the Office Web Apps farm. …
While installing Office Online Server (OOS) on Windows Server 2022/2025, you may encounter the following error message early in the setup process: “Unable to proceed due to the following errors: …
Introduction: Why Office Online Server is Needed? In modern Exchange environments, offering seamless file previews within Outlook on the Web (OWA) greatly enhances user experience. While PDF and TXT files …
