There are some reasons that may make the card SIM It does not work, you may not receive a specific error message, you simply find that your phone cannot connect to the network, however sometimes you get some messages if the card is not installed correctly, here are the most common ways to troubleshoot your phone and recover the card SIM Your own up and running, according to the site business insider.
Method 1: Toggle Airplane Mode
If you suspect there is a problem with the card SIMIn fact, it might actually be a software issue with your phone that can be easily addressed with some simple troubleshooting tricks that don’t involve unlocking your phone and touching a SIM card. SIM At all, for example, some card errors can be handled SIM Simply by turning your phone into airplane mode and back once more.
It is also on most phones, including iPhone AndAndroidSimply swipe down from the top right of the screen to bring up Control Center or Quick Settings.
Tap Airplane mode to turn it on, wait a few seconds, tap it once more to turn it off, and try your call once more to see if that fixes your problem.
Method 2: Restart your phone
Another way to remove the temporary glitch is to turn off your phone, wait a minute, and then turn it back on once more.
Method 3: Remove and reinstall the card SIM
If you still see an error message or you can’t complete a call another way, you may need to reset your SIM SIM your.
Also, to do this, find a card removal tool SIM attached to your phone, you can also use a pin or a very thin paper clip and insert it into the slot near the card SIMand try to get out of the tray, make sure that the card SIM It is properly installed in its tray and then carefully reinserted.
Method 4: Clean the card SIM Carefully
If you do not reinstall the card SIM As a solution, you may use your phone to make sure that the card is clean and that the contacts are clear.
You must remove the card SIM from your phone, carefully extract it from its place and then use a microfiber cloth to wipe away any dust, dirt or debris.
A can of compressed air can help remove any dirt, but don’t get too wet SIMAlways use a dry cloth.
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