Are you setting this up for a or an enterprise network ? Which operating system version are you running?
Note: Change O365ProPlusRetail to O365HomePremRetail if you are deploying a personal or family subscription. Step 3: Download the Office Source Files
An is a single file that contains the entire installation package for the Office suite. This offline installer allows you to deploy Word, Excel, PowerPoint, and Outlook without an active internet connection during the installation process. Why You Need an Office 365 ISO Offline Installer
Managing your software deployments via disk images requires extra attention to security and software updates. ms office 365 iso
Just because Microsoft doesn't give you an ISO doesn't mean you cannot build one. Using the , you can create a custom, offline installation source that functions exactly like an ISO.
If you are a system administrator managing 100+ computers, you still don't want an ISO. You want the . This tool allows you to download the exact version of Office 365 (including Visio, Project, or specific languages) to a local network share (a folder). You can then deploy that folder to PCs silently using command lines. But even then, you are creating a network source folder, not a bootable ISO.
Wait for the command to finish. A new folder containing the raw installation files will appear. How to Convert Downloaded Files into a Bootable ISO Are you setting this up for a or an enterprise network
The Microsoft 365 app transition to the Microsoft 365 Copilot app
Microsoft Office 365 (now officially Microsoft 365) has fundamentally changed how businesses and individuals approach productivity. While the platform is designed around a cloud-first, click-to-run streaming installation model, many IT administrators, power users, and remote workers still require a traditional disk image—an ISO file.
Download the from the official Microsoft Download Center. Step 3: Download the Office Source Files An
Microsoft maintains direct links to the full offline installers on their Content Delivery Network (CDN). These are typically packaged as .img files, which Windows handles natively just like an ISO. To find these links legally:
For anyone who is not a Volume Licensing customer—including the vast majority of individuals, small businesses, and education users—the official and recommended way to obtain an offline installation of Microsoft 365 is to use the .
Click (or Install apps ) on the home dashboard. Select Other options in the installation window. Check the box for Download an offline installer . Choose your language and click Download .
Never download Microsoft Office ISOs from torrent networks, file-sharing sites, or unofficial blogs. These files frequently bundle hidden malware, cryptominers, or unauthorized KMS activators. Stick exclusively to official Microsoft domains ( office.com , microsoft.com ).