Which of Office 365 do you have? (Home, Business, or Enterprise?)
Your browser will download a large disc image file (usually in .img or .iso format). How to Install from the Image File Locate the downloaded file in your file explorer.
This usually indicates that remnants of an older Office installation are conflicting with the offline installer. Download the official Microsoft Support and Recovery Assistant (SaRA) tool online to completely wipe old Office registry entries before retrying.
If you have 50 computers in an office, downloading a 3GB+ package 50 times can paralyze your network. Using an offline installer, you download it and distribute it locally. 2. Remote and Restricted Environments office 365 offline installer exclusive
Most modern users install Microsoft 365 through a small "stub" or streaming installer that downloads the full application suite in the background. However, this "Click-to-Run" method can be problematic in environments with restricted bandwidth or strict security protocols. The offline installer allows users to download a complete disk image (often around 5GB) to a local device, such as a USB drive, for multiple installations or delayed deployment. Use the Office offline installer - Microsoft Support
Download, install, or reinstall Microsoft 365 or Office 2024 on a PC or Mac
Get the Office Deployment Tool (ODT) and use: setup.exe /download config.xml Which of Office 365 do you have
<Configuration> <Add OfficeClientEdition="64" Channel="Current"> <Product ID="O365ProPlusRetail"> <Language ID="en-us" /> <ExcludeApp ID="Groove" /> <ExcludeApp ID="Lync" /> <ExcludeApp ID="OneNote" /> </Product> </Add> <Updates Enabled="FALSE" /> <Display Level="None" AcceptEULA="TRUE" /> <Property Name="SharedComputerLicensing" Value="1" /> </Configuration>
Copy your C:\OfficeODT folder and your newly downloaded OfficeOfflineFiles folder to a USB drive. When you are ready to install Office 365 on any target computer (even one with no internet access): Connect the USB drive to the target computer. Open Command Prompt as an administrator on that machine. Navigate to your USB folder directory. Run the exclusive offline installation command: setup.exe /configure download.xml Use code with caution.
Verify the SourcePath attribute inside your configuration XML file points exactly to the directory containing your downloaded Office folder. If the path is wrong, the installer reverts to streaming from the web CDN. If you want to customize your setup further, let me know: Will you deploy this on Windows or macOS ? This usually indicates that remnants of an older
Secure systems with strict compliance rules often lack direct internet access. Offline packages are the only way to deploy software in these environments.
Then: setup.exe /configure config.xml