To register a named-user license on a machine owned by the Named User:
Save a backup copy of the message containing the new license key.
Open an XML document
in the Oxygen XML Developer plugin.
If this is a new install of Oxygen XML Developer plugin, the registration dialog box
is displayed. If the registration dialog box is not displayed, go to
Window (Eclipse on Mac OSX) and choose Preferences > Oxygen XML Developer plugin and click the
Register button.
Figure: License Registration Dialog Box
Select Use a license key as licensing method.
Paste the license text into the registration dialog box.