Calls and text messages will not be affected in any way by changing your APN settings but ensuring your handset is correctly configured to our mobile data service will only ever improve your mobile data experience.

With incorrect settings, the following services may be adversely affected:

• Tracking and reacting to UK mobile data usage.
• Geo-tracking (location information).
• Multimedia messages.
• Roaming mobile data usage (EU and Worldwide).
• HotSpot / Tethering

To correctly configure your mobile data settings, click on the guide and follow the simple instructions, for your operating system: https://www.plan.com/apn-settings: