Error code 30045-27

Error code 30045-27 is not described in the provided material, but there is guidance for similar Office update errors that can be applied.

Try these steps in order:

1. Restart Windows and update Office
   1. Save work and close all apps.
   2. Restart the computer (not just sign out).
   3. Open Word (or another Office app).
   4. Go to File > Account (or Office Account in Outlook).
   5. Under Product Information, select Update Options > Update Now.
2. Restart the Click-to-Run service
   1. Close all Office applications.
   2. Open Command Prompt as Administrator (right-click Command Prompt > Run as administrator).
   3. Run this command:

            net stop clicktorunsvc & net start clicktorunsvc
      

   4. Open Word again and go to File > Account > Update Options > Update Now.
3. Check the internet connection
   1. If using Wi‑Fi, switch to a wired connection if possible.
   2. After connecting via cable, repeat the update steps: open an Office app, then File > Account > Update Options > Update Now.

If the error persists after these steps, perform an Online Repair of Office or reinstall Office from the Microsoft account portal, as suggested in similar Office error resolutions.

References:

• Error code 30094-27 when updating Office
• Error code 30180-28 when updating Office
• I get a "Couldn't Update License" error in Microsoft 365
• I am getting license validation errors with Copilot
• Unable to log into m365.cloud.microsoft, something went wrong - Microsoft Q&A
• How can I get office 365 to work? - Microsoft Q&A
• My Microsoft365 Office Package no longer works with my iPad Pro - Microsoft Q&A
• Microsoft Office apps for Mac quit unexpectedly - Microsoft Q&A
• we are sorry, but word has run into an error that is preventing it from working correctly. Word will need to be closed as a result. Would you like us to repair now? - Microsoft Q&A