The Open-Xchange platform allows site admins/owners to upgrade individual mailboxes to a specific plan (Sync or Collaborate), to better accommodate particular needs of the individual customer.
Open-Xchange Plan Key Features
| OX Mail | OX Sync | OX Collaborate |
| Customizable User Interface Web-based Access Calendar/Contacts Unified Inbox POP/IMAP Support Storage per Mailbox-2.5GB |
Mobile Sync Social Media Integration Tasks Calendar/Contact Synchronization Across Devices Storage per Mailbox-5GB |
Shared Contacts & Calendars Shared Tasks ActiveSync Files Online File Storage & Collaboration Document Version Control Storage per Mailbox-10GB |
This article contains the following sections:
- Upgrade OX mailbox plan via SiteControl
- Grant access to individual email users to upgrade their OX mailbox plan via Webmail
- Upgrade OX mailbox plan via Webmail as individual email user
Upgrade OX mailbox plan via SiteControl:
1. Log in to SiteControl and click the Setup and Manage Email link available on the home page.
Alternatively, you can click on the Email icon under Manage Services, which will open the email section of SiteControl. On the new page, you can select Open-Xchange App Suite.
2. Select the proper domain name from the Currently Managing drop-down menu.
3. From the Email Addresses list, locate the mailbox you wish to upgrade and click on Edit. 
4. Locate the Open-Xchange Type section.
5. Select the type you wish to upgrade to (Mail, Sync or Collaborate) and click on Apply Changes.
6. A confirmation box would appear for you to approve the changes.
7. A confirmation message would appear on the top of the page to indicate the successful change.
Grant access to individual email users to upgrade their OX mailbox plan via Webmail:
1. Log in to SiteControl and click the Setup and Manage Email link available on the home page.
Alternatively, you can click on the Email icon under Manage Services, which will open the email section of SiteControl. On the new page, you can select Open-Xchange App Suite.
2. Select the proper domain name from the Currently Managing drop-down menu.
3. From the Email Addresses list, locate the mailbox you wish to allow the upgrades for and click on the right side button under Allow Upgrade - On/Off. 
Once the option is set to On, the individual mailbox user would be able to upgrade and downgrade its mailbox plan type via Webmail (as shown in the the steps below).
Upgrade OX mailbox plan via Webmail as individual email user:
1. Log in to the desired mailbox by following the steps shown in the following article.
2. Navigate to the Portal, click on Add widget and then on Account Management widget.
3. A new box will populate called Account Management. From there you can select the plan type you would like to change your mailbox to. 
4. Upon clicking on the desired plan, a confirmation message would appear in the middle of the screen, click on Continue.
5. Once the change is successful, a confirmation of the update would appear at the top of the screen. 