Notes: Please note that Office 365 has been replaced by Microsoft 365 but the functionality remains the same.
1. Go to admin center Microsoft 365
2. Click Assign Product to assign product licenses to your own account and other user accounts in your organization. Then all your applications will appear here.
3. To assign a product license, select Username and click Edit for Product License.
4. Specify the location where this user will use the product. Activate the product for the user by clicking Turn On and Save.
If you have purchased licenses for more than 1 user, go to Users > Active Users menu. Click Add Users and assign the product license to the additional users.