The quick answer is yes, but sometimes, no.
The APN and its settings affect mobile data usage and functions that rely on mobile data, such as MMS and the availability of mobile data when roaming in the EU or Worldwide.
We want you to have the best experience possible, AND if your settings aren't correct, we can't see your data usage very well. That means we can't trigger any usage notifications in real-time. Neither will we be able to implement any cost-preventing caps when you'd expect, which could result in over-usage of allowances and additional charges being invoiced!
Yes, it's a pain an we're sorry for that, but less than a minute, that's all it takes for you to configure the plan.com APN. So pretty please with sugar on top, please make sure you click on the link in your welcome email (sent to you the morning you joined us) or follow these instructions:
To check mobile data settings:
Apple users: SETTINGS > MOBILE DATA > MOBILE DATA NETWORK > MOBILE DATA
Windows Users: https://support.microsoft.com/en-us/help/10739/windows-10-cellular-settings#:~:text=may%20incur%20charges.-,To%20find%20this%20setting%2C%20select%20the%20Start%20button%2C%20then%20select,%3E%20Network%20%26%20Internet%20%3E%20Cellular%20.&text=To%20help%20control%20your%20data,can%27t%20use%20cellular%20data.
The correct settings should be:
To change mobile data settings:
Follow this guide for your operating system: https://www.plan.com/apn-settings
Even if you settings appear to be correct on-screen, it's worth making doubly sure and reconfiguring them, to prevent any grief further down the line.