If you manage a fleet of computers, the offline installer is your best friend. Here is a pro-tip workflow:
If you only have a retail or single license key, Microsoft does not provide a direct ISO. However, you can create your own offline installer using the official Office Deployment Tool. This is 100% legal.
Step-by-step to build your offline installer: office 2019 standard offline installer
setup.exe /download configuration.xml
This downloads the entire Office 2019 Standard source files to a local folder.setup.exe /configure configuration.xmlIf your office is on a satellite connection or a rural DSL line with a 10GB monthly cap, downloading 4GB per machine is impossible. The offline installer allows you to download once at a headquarters and distribute physically.
Open Command Prompt as Administrator. Navigate to the folder containing your setup.exe and configuration.xml files. Run the following command: If you manage a fleet of computers, the
setup.exe /download configuration.xml
This process takes time. It will connect to Microsoft, download the entire suite (roughly 3-4 GB) into the SourcePath folder you specified. This is you creating your Offline Installer. Open Command Prompt as Administrator and run:
setup
As of 2026, Office 2019 is nearing the end of its Mainstream Support (ended October 2023) and Extended Support ends October 2025. After that, no security updates.
The newer version is Office LTSC 2021 (Long Term Servicing Channel) or Office 2024 (if released). However, many enterprises stick with Office 2019 Standard for two reasons:
Verdict: Use the Office 2019 Standard offline installer only if you already own the licenses and will decommission the machines by late 2025. For new deployments, buy Office LTSC 2021 and use its respective offline installer.
Go to the Microsoft Download Center and search for "Office Deployment Tool." Download the executable.