Offline Installer — Office
To create an offline installer for Microsoft Office, you need to Office Deployment Tool (ODT) Configuration XML
. This process allows you to download the full installation files once and then install them on any machine without an active internet connection. Microsoft Support Step 1: Download the Office Deployment Tool First, download the free Office Deployment Tool (ODT) Microsoft Download Center Run the downloaded Extract the files into a new folder on your computer (e.g., ). This will give you a and some sample Microsoft Support Step 2: Create the Configuration XML File offline installer office
This file tells the tool exactly which version of Office to download (e.g., Office 2024, Office 365, 32-bit vs. 64-bit). Microsoft Learn Option A (Manual): Create a new text file in the folder using Notepad. Save it as config.xml (ensure it’s not config.xml.txt Option B (Recommended): Use the web-based Office Customization Tool to build your configuration visually, then export the file to your ODT folder. Microsoft Learn Example Text for config.xml (Microsoft 365 64-bit): Use the Office offline installer - Microsoft Support To create an offline installer for Microsoft Office,
Method B: The IMG/ISO Method (For Office 2021/2019)
If you purchased a perpetual license (Office Home & Student 2021), you can sometimes request a backup DVD/ISO image from the Microsoft account services page under "Order History." Method B: The IMG/ISO Method (For Office 2021/2019)
1. What is an Offline Installer?
A Standard (Online) Installer is a small file (usually a few megabytes). When you run it, it connects to Microsoft servers, checks your system architecture, and streams the necessary files to your computer. If the internet cuts out, the installation fails.
An Offline Installer is a complete package (usually 2GB to 4GB or more). It contains every file, asset, and language pack needed for the software to run. Once downloaded, it requires zero internet connection to install the software on the target computer.