What to do when iPhone 13 displays SIM card failure

After the launch of the iPhone 14 series, the sales volume of the iPhone 13 phone has increased rather than decreased. Many owners bought the iPhone 13 for the first time. After the new phone arrived, they must insert a SIM card to activate it. However, some users encounter problems in this step. What should they do if a fault occurs after inserting the SIM card? The iPhone 13 shows that the solutions to SIM card problems have been sorted out below. If you don't know how to deal with this problem, let's take a look!

What should I do if iPhone 13 displays SIM card failure? Troubleshooting for iPhone 13 SIM card failure:

1. Check whether the mobile phone card is installed incorrectly. If it is installed incorrectly, reinstall it.

2. Check if the card slot is damaged. You can insert another mobile phone card to see if it is a problem with the card slot.

3. Check whether it is necessary to install a card sticker or if the card sticker is damaged. Some locked mobile phones can search signals only with the card sticker. This kind of mobile phone can only be used normally with the card sticker installed. If the card sticker is damaged, replace it in time.

4. Check whether there is oxidation problem with the mobile phone card. You can try installing the mobile phone card into another mobile phone to see if it is a problem with the mobile phone card.

The iPhone 13 shows that the solution to SIM card failure is really simple. We need to pay attention to whether the card sticker needs to be installed or the card sticker is damaged. Some locked mobile phones can only search signals with the card sticker. This kind of mobile phone can only be used normally with the card sticker installed. If this is not the case, consider whether it is caused by other reasons.