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

The error occurs because preview builds of Microsoft Office LTSC 2021 are time‑limited. Once the internal expiration date (typically 120–180 days after the preview’s release) is reached, Office enters a reduced‑functionality mode or blocks usage entirely. This report outlines detection methods and three viable solutions, ranging from clean removal to paid licensing.

The "Microsoft Office LTSC Professional Plus 2021 Preview has expired" message occurs because the preview version is a temporary license that has reached its end-of-life. To fix this, you must replace the preview license with a permanent one or install a supported version of Office . Step 1: Remove the Expired License The error occurs because preview builds of Microsoft

Restart Word or Excel and follow the prompts to re-enter your valid product key. 4. Full Reinstallation The "Microsoft Office LTSC Professional Plus 2021 Preview