Run cscript ospp.vbs /dstatus to find the last 5 characters of the expired preview key.
Essay: Navigating the Transition from Office 2021 Preview to a Permanent License
Open any Office application, such as Microsoft Word or Excel. Dismiss the expiration pop-up block.
Sometimes, the issue isn't with the installation but with the account itself. Your Microsoft account may be associated with an expired trial or an old work or school license. Run cscript ospp
Right-click the file, open it with Notepad, and verify that the Product ID tag says ProPlus2021Volume (instead of any ID containing the word Preview ).
If you're using a preview version, you can convert it to a non-preview version by installing the final version of Office LTSC Professional Plus 2021. To do this:
Locate . Select Uninstall and follow the prompts. Sometimes, the issue isn't with the installation but
Direct yourself to the following path: HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Common\Identity Right-click the folder item and choose Delete .
If the error persists, the most thorough solution is to completely uninstall the problematic preview version and then install the full, licensed version of Office. It is crucial to use a dedicated uninstallation tool to ensure no remnants are left behind.
Preview versions are temporary and explicitly designed to expire. If you're using a preview version, you can
For standard users, upgrading to a cloud-connected subscription provides the most seamless transition.
When this happens, your Office apps (Word, Excel, PowerPoint) will enter You can open files, but you cannot edit them, create new documents, or print.