Reports have stated that in early 2022, 3G Networks will be shutting down.
If you have an older device that relies on 3G Networks for the internet, you will have to use Wifi as your internet source to sync your EZ Scan data instead of the mobile network.
Read more about what this will mean for your device: https://www.masslive.com/news/2021/11/3g-networks-are-shutting-down-what-does-that-mean-for-your-cellphone.html
Source:
Katcher, Will. “3G Networks Are Shutting down: What Does That Mean for Your Cellphone?” MassLive, 17 Nov. 2021, https://www.masslive.com/news/2021/11/3g-networks-are-shutting-down-what-does-that-mean-for-your-cellphone.html.