From the main menu, select Register and enter the Invite Code from the Perch cloud application.
To get your sensor invite code:
Login or register at: https://app.perchsecurity.com/
For users installing their first sensor, select add sensor from the main dashboad, as shown below.
Alternatively, find device invites under the gear settings menu icon:
On the Device Invites page, create a new invite code with the plus add_circle icon.
Enter the code shown into your device (the above code is fake).