using internet without Wi-Fi

[Anonymous]

I recently purchased a iphone 5s and im on pay and go, i am unable to send Imessages or receive them when im not connected to Wi-Fi, i also can't go onto the internet with out Wi-Fi but i could do all this with my other Iphone.

anyone got any suggestions as to what is causing this? and how do i fix it? 

really hope someone can help me! 

thanks

[Anonymous]

check in settings if mobile data is switched off, that might be the problem

[Anonymous · Accepted solution]

If mobile data is switched on and you still can't access the internet on your phone, try resetting it

If still no luck, phone customer service to have your account checked

[Anonymous]

data is on, do you mean reset my whole phone?

[Anonymous]

Text ACTIVE to 2020. Save the settings and turn your phone off and on.

These are the Apn settings for O2.
http://www.geeksquad.co.uk/articles/chapter/595-04-how-to-set-apn-settings-for-the-02-mobile-network

They are situated in ;

Settings , mobile , mobile data network.

Make sure 3G is toggled on.
Settings , mobile.

And to avoid £1 web daily charge ensure you have a data allowance in your tariff or a data bolt on applied.
Ref message.
Settings -imessage toggle it to on.

In the Send and Recieve.
Make sure a tick is against your number and e mail address.

WHERE it says start New Conversations from, make sure a tick is next to your mobile number.

Make sure your Apple I.d is at the top.