I.R.I.S. Readiris 14 for Windows User Guide - Manual (Page 17)

Section 1: Installation and Activation
20
S
OFTWARE
R
EGISTRATION
Once you've activated your software you can also register it.
Registering is required to get Technical Support. It also offers
other benefits, such as free updates, free trial downloads, video
tutorials, discount on new products, and so on.
To register Readiris:

Click the Readiris button in the top left corner of the interface,
then click Readiris Registration.

Fill in the Registration form and click Register now.
Note that an internet connection is required to register.