on 09-05-2013 14:31
See the unlockapedia for various phone unlocks http://giffgaff.com/unlock
on 09-05-2013 14:33
You will need to get your phone unlocked,Tesco phones are double locked.For your device to work on giffgaff,then it needs to be unlocked or locked onto the o2 network.There are a number of ways that this can be achieved.
1) Contact your current service provider and they can unlock it for a small fee.
2) You can take your device to any phone shop or market and also have it unlocked on o2,again for a small fee.
3) There is an unlocking service for most devices and there are also many websites than can unlock your device for free.
Please find below 3 links that can help to unlock your device thankyou.
Or please also look for your device by clicking onto the link below.
on 09-05-2013 14:39
If you bought this and told them in the shop that you were planning on using it with giffgaff and they told you it would work, then take it back and request a refund or a free unlock.