All Linux commands below are for the NVR appliance and Debian 7. Different Linux distributions will have slightly different commands.
Updating from a UniFi Video installation prior to 3.3.0 might take an hour or longer, depending on the amount of recordings in the database. To get up and running immediately, perform a clean install instead of upgrading.
Your Ubiquiti Account (SSO) is the same account you use to login to the community forum. If you want to use a different account for UniFi Video, first log out of the community before setting up UniFi Video for cloud access.
When adding a new camera, your camera password will be reset and configurable under NVR Settings. Username remains the same.
Systems that are not the hardware NVR (airVision-C or UVC-NVR) should have some form of an NTP daemon installed.
Email and push alert enable/disable settings are now per-user instead of being system-wide. Alert settings can be found under the "Alerts" tab of each configured user.
Windows: Run Installer as Administrator
Hardware NVR/Linux Install via apt:
apt-get update; apt-get upgrade; apt-get clean
Hardware NVR/Debian Install manual installation (other Linux files are linked at the bottom of this post, simply change the URL and filename to the appropriate operating system):