Chosen Solution
I’ve tried pressing the reset button. I’ve tried charging it, it’s been 5 hours. I’ve had it since August last year and it’s been sitting in a drawer since then, today is the first time I’ve gotten it out and it won’t turn on. :(
You need to charge the camera connected to mains charger to get best input. Failing that then this is more than likely an ultra flat battery (it’s been a year of slowly losing charge..) You need to follow this guide to replace the battery. you will need to source a replacement battery from somewhere like amazon or eBay. Polaroid SNAP Battery Replacement