After the repair process, try to activate Office again. If your subscription has expired, you'll see "We couldn't find any Office products." Renew your subscription to use Microsoft 365. You may not realize you have more than one copy installed.

Can't activate office 365 even though I have a subscription

Don't forget to reinstall it after Office is finished installing and if you turned it off, be sure to turn it on again. The latest Office updates might contain fixes to activation issues. To learn how to update Office, see Install Office updates. Running Office as administrator helps fix permission issues that might cause Office activation to fail. If these settings aren't correct, Office activation might fail.

Step 4: Troubleshoot Office activation

However, with the troubleshooting steps outlined above, you can often resolve the problem quickly. If all else fails, Microsoft Support is always available to assist you further. Before diving into the common activation errors, it is important to understand how Microsoft Office activation works. Microsoft requires users to activate their Office products to verify that they are using genuine software. Activation ensures compliance with Microsoft’s licensing terms and unlocks all features of the Office suite.

Step 3: Check your Microsoft 365 subscription status

If you're at work or school, you may need to log in using your work or school account instead of your personal email account. If Office still won't activate, choose your Office version for additional troubleshooting help. If Office asks you to sign in, enter the account you used to buy Office. You'll see "We couldn't find any Office products" if you use the wrong address. To restore all features of Office, you'll need to fix the problem that's causing activation to fail. The activations work when this is tried on a PC that is not on our domain.

Step 1: Sign in with the right account

You should immediately recieve a prompt to activate if this is your issue. Failure to activate Office can lead to limited functionality, with messages such as "Product Activation Failed" appearing on the screen. Was very odd the only thing broken was the licensing. It's Office 365 Sync Errors Fix possible that the reinstall added back the GVLK as suggested by seanpmassey. Environment has been stable for some time, I am now experiencing an Office Product Activation fail.

• One of the most common causes of activation errors is entering an incorrect or invalid product key.
• The tool can fix issues like invalid keys, expired subscriptions, or even corrupted installation files.
• Sometimes, activation issues can be caused by corrupted Office files or an incomplete installation.
• If Office asks you to sign in, enter the account you used to buy Office.
• It's possible that the reinstall added back the GVLK as suggested by seanpmassey.
• If the key doesn’t match or you’re unsure, consult your purchase receipt or Microsoft account to find the correct product key.
• Always purchase Office from a trusted source like My PC Panda to avoid counterfeit product keys.
• I’m guessing there is some protocol or cipher suite issue.

If you’re encountering any of these or similar issues, continue reading to find solutions. For more information about Microsoft product activation, solve Office 365 mailbox sync delays see Activate Windows 7 or Windows 8.1. If you're not sure which antivirus software you have, use the following instructions to get to Control Panel to find the name of your antivirus software. If Office still won't activate after you run the troubleshooter, you can Fix Unlicensed Product errors yourself.





A stable internet connection is required for Office activation, especially for Office 365 and Office 2016. If you’re having trouble activating Office, make sure you’re connected to the internet. I’m guessing there is some protocol or cipher suite issue. I’ve gone that route though, and have (as best as I can tell) corrected the protocols and cipher suites to be correct. I tested this with PCs that were never on our domain, and they worked just fine -as far as the accounts and licenses go. This is the only evidence I can see of a network issue.



The Microsoft 365 activation troubleshooter runs on Windows PCs and can help you identify and fix activation issues with Microsoft 365. Approx 50% of problems we’ve found with office 365 have been DNS issues when people call asking for advise on their 365 installs. Did you download Office from the portal while logged in as the user? A vast community of Microsoft Office365 users that are working together to support the product and others.

Activation can connection status shows disconnected fail if you have multiple copies of Office installed. Let's uninstall any versions of Office you aren't using before we continue to troubleshoot. I’m guessing there’s an issue with a protocol or cipher suite setup that’s tanking this function for our PCs. After deactivating Office on another device, you should be able to activate it on your current device.