You can programme several switch-on times (e.g. every working day at 06:00). And you can define what should happen by default when switching on (e.g. VXT player). So yes: at the latest at the next switch-on time, it starts again and plays the video.

Hello,
We use the magic videos programme to play videos recorded on the screen's hard drive (Max 10GB), which are activated as soon as we switch on the screen, even after unplugging it and plugging it back in. So yes, no worries after power cuts.