if you have a sim use that.......if not.....
order a sim from your spread page here https://giffgaff.com/orders/mgm
when it arrives go here https://giffgaff.com/profile/details use "replace my sim"
that will start a sim swap from the activate button
goodybag and credit carry across with your number it would normally take around 30 minutes @tewalker73
all you do is a SIM swap.
A SIM Swap is the process of replacing your existing SIM with a new SIM, this will also move your number and any credit that you have on your account. Check out this link for more information: http://community.giffgaff.com/t5/Using-giffgaff/What-is-SIM-Swap/ta-p/7320084.
Take care, all the best!
@tewalker73 NO Pac code is need Just follow this guide to swap current number to new SIM card sim swap please follow this guide to swap current number to new SIM card sim swap http://community.giffgaff.com/t5/giffgaff-Top-Tips/How-to-use-SIM-Swap/td-p/6885194 please remember sim swaps cannot be done between 9.30pm and 4.30am
also remember to restart phone after approximately 30mins
But firstly make sure you do a backup of contacts and apps to memory card or likes of the cloud or your g mail account