Emailed manager to ask for afternoon off - to go to Cambridge with non-functional brand-new iPad.
A bit later I cunningly thought I'd switch the iPad on to write down the error message to show the shop.
iPad promptly decided to work and let me complete set-up via a physical connection (yesterday didn't give me the option - it connected to wifi, was happy with the connection, but would go no further).
Took iPad off of physical connection and returned it to wifi only.
And it works.
Emailed manager and said I didn't need the afternoon off now (but probably should have taken it, just to play with the iPad
Also had an email from my mother who is currently in Australia to say she'd seen something in a sale and could I go to the UK site and see if it was on sale in this colour and size, and if not in another colour, and don't worry, but but but...and managed to order the thing she wanted in her size in her first choice of colour. So that will make her happy which is nice (even if it does now mean I have an account on the 'FitFlop' website