You can play back the recording on the monitor, on computer browser and on phone app.
Playback on the monitor.
Right click mouse and select video playback---manual search.
select the channel, type of video and click search
drag the time bar to where it has color and click playback.
Playback on phone app/
Here is the method to get the phone view.
Go to playback and select channel, period and click VOD search. Tap one file to play.
Playback on computer.
Here is a method to get a view on the computer.
Go to playback and select channel, period and type of video. Click search.