Self documentation # It happens I have multiple locations using Unifi hardware, this is a guide to my future self in case I need to install Unifi controller again. At this moment, I’m using AWS and Debian 11, steps to perform installation follow: Create an AWS instance, as reference I’m using t2.micro and 50GB SSD. When propted about security group create a new one and open the following inbound ports: TCP 8081 - Management TCP 8080 - Device information TCP 8443 - Controller UI/API TCP 8880 - Portal redirect for HTTP TCP 8843 - Protal redirect for HTTPS *UDP 3478 - Only required if you use VoIP features, planned to be deprecated on UniFi 4.