How to Fix Microsoft Teams Undefined Error (2026)
Struggling with Microsoft Teams 'Undefined Error' (2026)? Discover proven, step-by-step fixes like clearing cache, updating the app, and more. Get back to seamless collaboration fast!
Copilot Pro integrates Copilot AI directly into Microsoft 365 applications such as Word, PowerPoint, Excel, OneNote, and Outlook when you subscribe to Copilot Pro and Microsoft 365 Personal or Family. So whether you're editing text in Word, processing data in Excel, or creating presentation slides in PowerPoint, Copilot Pro becomes your old support tool whenever you need it. Here's how to add Copilot to Microsoft Office 365.
Instructions for adding Copilot to Microsoft Office 365
Basically, when you have signed up for Copilot Pro and Microsoft 365 Personal or Family, Copilot will automatically appear in the Microsoft application interface for use. If you do not see it, follow the steps below.
Step 1:
First, at the interface in Word, click on File and then click on Account on the left side of the interface as shown.

Step 2:
Look at the content next to it and click the Update License button to upgrade your Copilot Pro account.

At this point, the user is asked to log in to their Microsoft account to confirm that the account has been registered with Copilot Pro and Microsoft 365.

Step 3:
Then the user closes all open Microsoft Office 365 applications and reopens them to see Copilot displayed in the Word interface as shown below.

In case you have done the above steps and still don't see Copilot, you need to reinstall Microsoft 365 applications.
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