To upgrade your server, log in to your Billing panel at https://bill.gameteam.io and:
Open the My Services page.
Navigate to Services and select your server.
Click Upgrade/Downgrade in the top menu.
Select the new RAM amount or CPU Priority plan.
The upgrade process is fully automatic and completed instantly. Your server data will not be affected.
The system calculates the prorated difference. Once paid, restart your server to apply the changes.
If you need help with this, please submit a ticket.