How To Fix Microsoft Office Ltsc Professional Plus 2021 Preview Has Expired -

Launch the utility and select from the primary menu diagnostics.

If you are running the preview on a Mac and having activation issues, Microsoft recommends using the license removal tool. Download and run the Office for Mac License Removal Tool .

Navigate to and then select Installed apps (or Apps & features ).

Some third-party tools claim to fix the expired preview error. However, use these tools at your own risk: Launch the utility and select from the primary

After uninstalling, restart your computer. Then, download a fresh copy of the installation files. For volume-licensed editions like LTSC, you'll need the from Microsoft to generate custom installation files suited to your license. Once reinstalled, try activating it again with your product key via File > Account.

If you have already purchased a valid license, you do not need to reinstall the software. You can simply update the activation status:

Navigate to C:\ProgramData\Microsoft\Office\Licenses (you may need to enable "Show Hidden Items" in File Explorer). Delete all files in this directory. Navigate to and then select Installed apps (or

Once expired, the software cannot be re-activated using standard preview keys.

If you have access to a legitimate production key, you do not need to uninstall or re-download the massive installation files. You can override the preview license directly from within the UI:

If you haven't activated your Office LTSC Professional Plus 2021, you may encounter the expired preview error. To activate Office: Then, download a fresh copy of the installation files

Since the preview cannot be "renewed," the only permanent fix is to move to a stable version. Step A: Uninstall the Preview Version

If this method is successful, you'll see a confirmation message, and the "Preview Expired" warning will disappear.

Ensure your Office is up to date by going to File > Account > Update Options > Update Now . 4. Alternative Solutions: Switching to Microsoft 365

If the "expired" message persists even after entering a new key, residual preview license files may be interfering. Close all Office apps.