Open Command Prompt as an Administrator, navigate to your ODT folder, and run: setup.exe /configure configuration.xml
For a robust fix, users are advised to use the official "Microsoft Support and Recovery Assistant" (SaRA) tool. This tool is specifically designed to scrub all traces of Office from a system. Alternatively, for IT professionals managing bulk deployments, the Setup.exe /configure command using an XML configuration file with the RemoveApp element is the standard procedure. This ensures the system is a "clean slate" for the legitimate software.
(Note: Change OfficeClientEdition="64" to "32" if you require a 32-bit installation, and adjust the Language ID if you prefer a language other than US English).
To avoid seeing "Preview has expired" ever again: Open Command Prompt as an Administrator, navigate to
For LTSC versions, administrators often use the Office Deployment Tool to specify the correct Product ID in a configuration XML file, ensuring the system doesn't accidentally pull the Preview ID. Summary Table: Preview vs. Final Release LTSC 2021 Preview LTSC 2021 (Final) License Type Temporary / Testing Perpetual (One-time) Functionality Expired / Read-only Full Features End of Support Already Expired October 13, 2026 Usage Not for Production Commercial/Regulated Use
Following these steps ensures your productivity suite transitions successfully from temporary preview access to a stable, fully functional workplace asset. To ensure you get everything working smoothly, let me know:
Fixing this issue requires moving away from the expired preview branch and transitioning to a supported, permanent version of Office. Why Did This Error Happen? This ensures the system is a "clean slate"
A "Quick Repair" can fix common file corruption issues without needing an internet connection.
If you have already purchased a valid license, you do not need to reinstall the software. You can simply update the activation status:
to remove all traces of the preview license and configuration files. Step 2: Selecting a Replacement Path Summary Table: Preview vs
Restart Word or Excel, and log in with your valid license to reactivate. 3. Important Considerations
Enter the KMS client key: cscript ospp.vbs /inpkey: Activate: cscript ospp.vbs /act 3. Clear Expired License Files
How to Fix "Microsoft Office LTSC Professional Plus 2021 Preview Has Expired"
The most direct and reliable method to fix an expired Office LTSC 2021 Preview is to remove the preview software and install the final, licensed version. It is crucial to understand that the Preview version cannot be "activated" using a standard product key for the final version. The build numbers and licensing channels often differ, causing conflicts if one attempts to simply input a new key over the expired installation.
Office LTSC Professional Plus 2021 is a Volume Licensed product, meaning it is not typically available through a standard consumer "Download" button on a Microsoft account page. Instead, it is deployed using the Office Deployment Tool (ODT).