Iphonese, what's wrong with the cell phone signal? Iphonese cell phone signal bad reason analysis

Hardware aspect detection

1, for the iphone has a bad signal, first of all, you can try to remove the SIM card on the phone, and then reinstall back. This method can solve some of the problems caused by poor contact signal.

2, if you reinstall the phone after the SIM card, still has no effect, at this time can also try to change a phone card to see if it will improve.

3, if you change the card, solve the problem, that is the original calling card problem, you can go to the phone operator to replace a phone card.

Software aspect detection

1, if the card after, or solve the problem, then you can try to the iphone's network settings for a restore. First, open the "Settings" application on the main screen

2, in the list of settings, click the "General" column

3, then at the bottom of the generic list, find and click into the "Restore" list option

4, in the Restore list, please click the "Restore Network Settings" column, and then according to the prompts to operate, the IPhone system will be able to restore the network settings.

5, after the restoration of network settings, to see whether the iphone mobile phone signal has improved. In addition, the operator's configuration file is also constantly updated, so if the system is prompted to update, please keep the update is good.

6, in addition, for the iphone iOS system, if there is currently updated, please upgrade to the latest version. You can detect the latest version in the set-general-software update.

7.iPhone will automatically access the appropriate network according to your card. But sometimes the iphone will also be the case of ventilation, if you are poor signal can manually select the network to try Oh. Go to "Setup"-"operator"-"Turn off automatic" and so on to search out the network and select the corresponding operator according to your card. For example, I am Mobile card Select China Mobile.

8. Switch Flight mode

Sometimes we are at a cross base station where the signal diving instability occurs. You can try switching flight mode, first open the flight mode for 5 seconds and then close, and see if your signal is full of blood and resurrection.