5Chapter 2: UniFi CloudUniFi Controller User GuideUbiquiti Networks, Inc.Chapter 2: UniFi CloudIntroductionYou can access the UniFi Controller via the UniFi Cloud Keyand/or the UniFi cloud account. This chapter describes thefollowing:• UniFi Cloud Key• “UniFi Cloud Account” on page 12UniFi Cloud KeyThe UniFi Cloud Key includes the pre-installed UniFiController software.System RequirementWeb Browser: Google Chrome, Mozilla Firefox, MicrosoftEdge, or Microsoft Internet Explorer 11 (or above)Network Topology RequirementA DHCP-enabled network (for the UniFi Cloud Key toobtain an IP address)US-16-150WUSG-PRO-4(DHCP Server)InternetUAP-AC-PRO UAP-AC-LRLANWANUniFi Cloud Key(UniFi Controller)Remote Access toUniFi ControllerUAP-AC OutdoorSample Network DiagramSoftware InstallationAfter you follow the hardware installation instructionsin the UniFi Cloud Key Quick Start Guide, use one of thefollowing methods to launch the software:• If you are using Chrome, go to the Chrome Instructionssection (recommended).• If you are using a different web browser, go to“Instructions for Other Web Browsers” on page 7.Chrome Instructions1. Ensure that your host system is on the same Layer-2network as the UniFi Cloud Key.2. Launch the Chrome web browser and typehttps://unifi.ubnt.com in the address field. Press enter(PC) or return (Mac). https://unifi.ubnt.com3. Enter the username and password for your UBNTaccount. Click Sign In.4. Click Find Cloud Key.Note: The default fallback IP address of the UniFiCloud Key is 192.168.1.30.5. If the Ubiquiti® Device Discovery Tool is alreadyinstalled, proceed to step 7.If the tool is not installed, you will be prompted to addit. Proceed to step 6.