Apple Iphone6/6plus Unable to read SIM card problem resolution

Some users in the use of the iphone, encountered the inability to read the SIM card, plugged into the Sima card is not valid, if this problem, how to solve it?

The first way to open the iphone's flight mode, wait more than 10 seconds before closing to see if the Sima Card can be read.

The second way, the shutdown restart the iphone, after the boot to see if the SIM card is valid.

A third way, if none of the above, then back up the iphone and then connect itunes to restore the system.

The fourth way, with a card to take the card out to see if the card is biased, and then adjust and then put in, see how the effect;

Fifth method, check carrier setup update

Operator Setup updates are small files (about ten KB) installed on the iphone or ipad (Wlan+cellular model). Operator settings include updates to the access point name (APN), MMS settings, network shares, and default applications such as "stock market", "map" and "weather". You may receive regular notifications about installation operator Setup updates. After networking, you can go to the "set-> general-> about this machine" check for updates.

Sixth method, verify the SIM card

Remove the SIM card and verify that it is a valid SIM card made by the operator. Then check to see if it is damaged, worn, or otherwise faulted, and reinsert it into the iphone when it is finished.

The seventh way, the recovery of the IPhone

Connect the iphone to itunes and use itunes to restore the iphone. Restoring the iphone will remove all data and content, including songs, videos, contacts, photos, and calendar information, and restore all settings to factory status, preferably with a backup operation before recovery.

If none of the above works, it is likely that the iphone's hardware is out of the way and needs to be looked at after Apple's sale.