Getting the UMS Ready
To upgrade your devices to IGEL OS 11, you need the appropriate version of the UMS. Also, the devices must be registered with the UMS to receive their licenses.
If you have not already done so, update your UMS to version 6.01.130 or higher. For instrucitons, see Knowledge Base Archive > IGEL Universal Management Suite PDF > Updating a UMS Installation.
Make sure that your devices are registered with the UMS. For more information, see the chapter Knowledge Base Archive > IGEL Universal Management Suite PDF > Registering Devices on the UMS Server.
Check List
Your Universal Management Suite (UMS) version is 6.01.130 or higher.
All devices that will be upgraded are registered in the UMS.