Can I Use A 4G SIM In A 3G Phone?

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One of the questions I get asked by mobile users who are new to 4G is whether it is possible to use a 4G SIM in a 3G phone.

Yes; it is possible, but you will not get a 4G connection. If your network operator offers 3G and 2G networks, the SIM will lock on to either of those for calls and data.

To be able to use a 4G internet connection, you need to put your 4G SIM card in a compatible 4G smartphone. To understand 4G compatibility


Other 4G Resources

Here are a few more helpful resources about 4G LTE.

If you have any questions about 4G that have not been answered in any of the above articles, do ask using the comment form below. I will respond with an answer. Don’t forget to share this article with your circle of friends and network.

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