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🚀 Deploy Romanized Unicode Application via GPO – Step-by-Step Guide
📘 Overview In many organizations, especially those operating in Nepal, Nepali Unicode typing is essential for documentation, communication, and compliance. Manually installing Romanized Unicode on every system can be time-consuming. This blog demonstrates how you can deploy the Romanized Unicode Application automatically using Group Policy (GPO). 🧰 Requirements 🗂 Step 1: Prepare the Installer Folder…
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🛑 Fix: “Your message could not be sent because the attachment is still being edited”
🔍 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 document attachment: “Your message could not be sent because the attachment is still being edited. Please close all windows where it’s being edited and try…
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🔒 Fixing “Sorry, you don’t have a license to edit this presentation with your PowerPoint Online”
🧩 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 don’t have a license to edit this presentation with your PowerPoint Online.” Even though document preview works fine, edit mode is blocked. This isn’t due…
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⚠️ Fixing “Session ID Error” in Office Online Server (OOS)
🔍 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 PowerPoint files: “Sorry, we can’t open this document because the session ID is missing or invalid.” This typically prevents the Office document from opening in…
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❌ Fixing “Refused to Connect” Error While Previewing Documents in OWA
🔍 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 documents directly in the browser: “Refused to connect”orA blank preview pane with a browser message: Refused to connect This can be frustrating, especially after a…
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How to Configure SSL for Office Online Server (OOS) on Windows Server 2022/2025
🔍 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. Error: No Server Certificates. This guide explains how to install and bind an SSL certificate to OOS step by step. 🔧 Prerequisites Before starting: Requesting…
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🛠️ Resolving Office Online Server Setup Errors: IIS and ASP.NET v4.0 Requirement
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: Product requires IIS 7.0 or higher, with ASP.NET v4.0.” This error typically appears when the required IIS components and ASP.NET features are missing from your…
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Installing Office Online Server (OOS) on Windows Server 2022/2025 – A Practical Guide
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 typically open directly in the browser, Word, Excel, and PowerPoint documents often fail to preview—displaying a message like “This file can’t be previewed”. This issue…
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How to Add a Security Disclaimer to Emails in Exchange Server?
Published on: July 14, 2025Author: MAHARJAN | Maharjan-Tech In today’s environment of rising phishing and email-based attacks, organizations must take every step to warn users and protect sensitive data. One of the most effective, yet simple, ways to enhance email security awareness is by adding a disclaimer or caution message to emails originating from external…
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🛡️ Building Resilient Solutions with Azure Load Balancer & App Gateway
As I started deploying more applications in Azure, I realized that simply spinning up virtual machines or web apps wasn’t enough. To ensure high availability, fault tolerance, and optimized traffic routing, I had to use Azure’s load balancing solutions—specifically, Azure Load Balancer and Azure Application Gateway. In this blog, I’ll explain how I used these…