How to configure an APN on Samsung Galaxy A21S

Maybe it happened to you when you travel abroad, or if you’ve changed operators, you can not connect to the web or can not send MMS. If so, it is probably because of the APN configured on your Samsung Galaxy A21S. So we made the decision to write this content to resolve this situation. We will initially find out what a APN is. We will see in a second time how to configure an APN on your Samsung Galaxy A21S. Finally, we will see in which situations you have to change the APN on the Samsung Galaxy A21S.



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What is an APN

The APN means Access Point Name. The APN therefore represents a set of connection data. This connection data allows your Samsung Galaxy A21S to connect to the web and receive MMS. An incorrectly configured APN can nevertheless prevent your Samsung Galaxy A21S from receiving MMS or connecting to the internet. You need to know that each operator has a different APN of their own.

How you can set up an APN on your Samsung Galaxy A21S

If you’d like to configure an APN on your Samsung Galaxy A21S, you must go to the Settings menu. When you are there, go to Network and Internet and Mobile Network . You’ll have to go to Advanced Settings and lastly Access Point Names . When you are there, you must select the three dots at the top right of the screen and choose New APN . You may then access a form that you must fill in with the data of your operator. For example, if you are at Vodafone , you must find the Vodafone APN data on the internet and copy it into the form. Most of the time, the APN of each operator are very easily findable. You need to repeat twice the process on your Samsung Galaxy A21S. Indeed, you will need an APN for internet and an APN for MMS.


In which case should you configure an APN on your Samsung Galaxy A21S?

In general, you do not always need to set up an APN on your Samsung Galaxy A21S as this is usually done automatically. Nevertheless, there are some cases that need the configuration of an APN on your Samsung Galaxy A21S. This is for example the case if you bought your used Samsung Galaxy A21S and that the person who sold it to you was with a different operator than yours. This may also be the case if you are traveling abroad and therefore change your SIM card.