The first run of Integration Manager is something needed on each client. When staring Integration Manager for the very first time it is important to Run as Administrator.
When Integration Manager starts for the first time, you will be prompted to Register Now or Register Later; if you choose the latter option, Integration Manager will close:
When the Integration Manager Registration box appears, enter your Site Name and the Registration Keys and then click OK:
After this Integration Manager will be available to use on this client and you will be able to start it without needing to do so as Administrator permissions.