Our oldest of five iPads is an original from 2010 which maxes out at iOS 5.1.1, mostly used by our youngest child. It's very clunky and limited. Anyone in the h

Our oldest of five iPads is an original from 2010 which maxes out at iOS 5.1.1, mostly used by our youngest child. It's very clunky and limited. Anyone in the house older than 4yo doesn't really tolerate it. Hopefully given its limited use (no browsing, etc) any security risk is minimised?