iPhone may exhibit a problem where it does not respond to any button, switch, or touchscreen input.
To turn it off, press and hold the Sleep/Wake button until the red slider appears.
Slide your finger across the slider to turn off iPhone.
To turn iPhone on, press and hold the Sleep/Wake button until the Apple logo appears.
If the iPhone remains unresponsive after trying the above steps or if it is in a different state, such as showing a persistent Apple logo on the display, try resetting the device:
Before following the steps you need to take a backup of your iphone
Press and hold the Sleep/Wake button and the Home button at the same time for at least ten seconds.
When you connect your iPhone to your computer, an iPhone icon should appear in iTunes in the left column under Devices. But if it doesn't, this troubleshooting assistant can help.
1. Make sure your computer has the following:
and one of the following operating systems:
- Mac OS X version 10.4.11 or later
- Windows XP Home or Professional with Service Pack 2 or later
- Windows Vista Home Premium, Business, Enterprise, or Ultimate Edition
If your computer does not meet these requirements, you will need to upgrade your computer before using iPhone.
2. If iPhone is very low on power or if the battery is fully depleted, it can take up to 10 minutes to appear in iTunes.
3. Connect iPhone to a USB port that is built into the computer instead of the keyboard or an external USB hub.
If iPhone still doesn't appear in iTunes, try a different USB port.
4. Restart the iphone:
To restart iPhone, first turn iPhone off by pressing and holding the Sleep/Wake button until a red slider appears. Slide your finger across the slider and iPhone will turn off after a few moments.
Next, turn iPhone on by pressing and holding the Sleep/Wake button until the Apple logo appears.
If iPhone not responding? To reset iPhone, press and hold the Sleep/Wake button and the Home button at the same time for at least 10 seconds, until the Apple logo appears.
5. If you face the same issue reinstall the latest version of itunes
If this does not resolve the issue, try completely uninstalling iTunes and then reinstalling the latest version of iTunes.
Even after following the steps if you face the same issue, then it must be some third-party software (such as security software, anti-virus software, and webcam drivers) may prevent iTunes from recognizing your iPhone. You may have to update your software, adjust software settings, or temporarily disable the software.
In Windows, MSCONFIG is used to troubleshoot conflicting software. For assistance using MSCONFIG, select from the following: