To upgrade the number of seats in your team plan;
- Click on your account icon in the left bottom corner
- Select the 'Billing' category
- Click on 'Change' in the 'Plan' panel
- Select 'Edit Subscription' after the pop-up appears
- Choose the number of seats you require
- Proceed to 'Update Subscription'
See below GIF on how to add more seats to your Creately Team Plan