The free version of Devin is restricted to limited team members and servers. To upgrade, go to Settings -> Team and click Upgrade or choose a plan directly at https://www.devin.fm/product/pricing.
Make sure to enter the same email address for billing as was used to create the team in the Devin App. Otherwise, the upgrade will not apply to your team.
When choosing a plan, remember to select server quantity.
To manage your team's plan, go to Settings -> Team and click Manage Plan. This will open the Devin Customer Portal where you can:
Edit billing information
Edit payment method
Change plan and server quantities
Cancel subscription
See invoice history