More than half (52%) also report struggling with poor mobile signal once they’re on site. We spoke to Amrit Chatha, mobiles expert at Mobiles.co.uk, who told us: “Your phone has become the one thing that holds your entire festival together. Forgetting to enable phone tracking“Losing a phone at a festival is more common than many people realise. Keeping your power bank somewhere dry and sheltered overnight can help it retain more charge and perform better the following day.” Using public USB charging stations you don’t trust“Public charging stations can be convenient, but it’s always safer to rely on your own fully charged power bank from a trusted source.