When removing private content from your phone, pay attention to whether you are removing content from the phone memory or the SIM card.
- To remove messages, select Menu > > Options > Delete more > Options > Choose all > Done. Go to the folder you want to empty, and select Options > Delete conversation > Yes.
- To remove contacts, select Menu > > Options > Delete contacts > Options > Choose all > Done > Delete.
- To remove your call info, select Menu > > Clear call log > All calls.
- Check that all your personal content has been removed.