On Android smartphones, go to settings > Network settings > mobile network . It should give you a dropdown menu of mobile standards such as 2G, 3G or LTE (4G). If you don’t see 4G or LTE, then your smartphone doesn’t support the standard.
Read moreHow do I know if my iPhone is 3G?
On the top of your phone screen you should be able to see if it says 3G 4G or 5G . If you don’t see it there go into settings and search under the cellular tab, click on “Data options” and there will tell you what you use for voice & data.
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