Sony Ericsson

Please note all steps must be completed to ensure the settings are correctly configured.
Select Menu (press Navi key).
Highlight Settings and Select (press Navi key).
Push the Navi key four times to the right until it shows Connectivity along the top of the screen, highlight Internet settings and Select (press Navi key).
Highlight Accounts and Select (press Navi key).
Press Options (left soft key), highlight Create New and press OK (Navi key).
In Name enter: lycamobile and then press OK (Navi key)
Highlight lycamobile and press Options (left soft key)
Highlight Edit and press OK (Navi key)
Skip past Name as you've already entered this
Highlight Homepage and Edit (press Navi key): www.lycamobile.tn and press OK (Navi key).
Highlight Preferred connect. and Edit (press Navi key), highlight PS and Select (press Navi key)
Highlight Proxy and Edit (press Navi key): disable
Press Back (right soft key)
Skip past GSM
Highlight PS data and Edit (press Navi key)
Highlight Username : lmfr and OK (press Navi key)
Highlight Password : plus and OK (press Navi key)
Highlight APN and Edit (press Navi key): data.lycamobile.tn and then OK (press Navi key)
Press Back (right soft key)
Press Save (left soft key)
Highlight lycamobile and Select (press Navi key, this account will now have a black dot next to it to confirm it's active).
Press Back (right soft key) three times to return to the standby screen.