iPhone touch screen not responding

Here am going to explain how to solve the problem when your iPhone,iPad and iPod touch screen not working.In my previous article am explained all features of iOS7 .After installed iOS7 into my iPhone after few days my touch screen not worked.
Here is the Solution

Restart Your Device:
Solution 1: Hold the On/Off button until "slide to power off" appears. Slide to power off your device. When it is off, press the On/Off button to turn it back on.

Solution 2: If you can't restart your device, reset it by pressing and holding the Sleep/Wake(Power) button and the Home button at the same time for at least ten seconds,Until Apple Logo appears

How to find SIM serial number in iPhone

In this post am going to show how to find SIM serial number in iPhone . 

Step 1: Open menu in iPhone click on settings option.

 Step 2:  Click on General

                                                  

Step 3:  Click On About

                                            

Step 4: Now you can see ICCID this is the SIM number . Here you can also find IMEI and apple serial number.