Unifi Protect: Playback
To access the playback, click on the 5th button on the left-hand menu (called timelapse). You will then be greeted with a screen that is similar to the one below.
The camera you are viewing can be changed by clicking on the name in the list at the bottom
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To change the time you wish to view, simply drag the timeline on the right-hand side up
(The blue line is what will play), you can also zoom into the timeline to see a more precise timeline.
Some cameras record only motion (highlighted in purple).
To download footage click the scissors tool in the bottom right corner and adjust accordingly