How to Upgrade
1
Log In
Log in to the customer portal and go to Services → My Services.
2
Open Your Service
Click your Open-Xchange service, then click Upgrade in the sidebar.
3
Choose an Upgrade
Upgrades
You can upgrade your Open-Xchange service at any time from the customer portal — either to add more mailboxes or to switch from OX App Suite to OX App Suite + Productivity.
Billing adjustments are prorated for the remainder of your current billing cycle.