The DeckDeckGo deck exposes a couple of extra features which could be added to your presentation too if you don't already use the starter kit.
A util method to know if the current presentation is browsed on a mobile device or not.
await deck.isMobile(); // resolve a boolean
In case you would like to recalculate the slides' size (width and height)
If you would dynamically change the deck background element you could forward that changes to also slides using the following method:
To load the content of each and every slides of the deck which would normally be lazy loaded when you would swipe through your slides.