What have you tried?
Have you rebooted the wifi router?
Have you forgotten the connection on your phone and tried again?
What channel is your router on?
What channel are your neighbours routers on?
I have no affiliation whatsoever with O2 or any subsidiary companies. Comments posted are entirely of my own opinion. This is not Customer Service so we are unable to help with account specific issues.
Please select the post that helped you best and mark as the solution. This helps other members in resolving their issues faster. Thank you.