2021 Preview Has Expired — How To Fix Microsoft Office Ltsc Professional Plus
: If you are on a Mac or facing persistent license conflicts on PC, use the License Removal Tool to clear old credentials before signing back in with your active account.
Remove the Expired Preview Key
If you're still experiencing issues, use the Microsoft Office Uninstall Support Tool: : If you are on a Mac or
If you have already purchased a valid license, you do not need to reinstall the software. You can simply update the activation status: : If you are on a Mac or
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