Mobile Guides

Your phone number is used for verification codes and can reveal your location. Select your network below for guidance on securing your account and preventing unauthorised changes.

Available Guides

  • EE — UK’s largest mobile network
  • GiffGaff — Online-only mobile network running on O2
  • O2 — Securing your O2 account and My O2 app
  • Three — Securing your Three account and My3 app
  • Vodafone — Securing your Vodafone account and My Vodafone app