Solving Specific Problems
The generic troubleshooting and repair techniques that you’ve seen so far can solve all kinds of problems. However, there are always specific problems that require specific solutions. The rest of this chapter takes you through a few of the most common of these problems.
The iPhone screen won’t respond to taps
Every now and then, your iPhone might freeze and no amount of tapping, swiping, or threatening will get the phone to respond. The most likely problem is that the touchscreen has become temporarily stuck. To fix that, press the Sleep/Wake button to put the iPhone to sleep, press Sleep/Wake again to wake the iPhone, and then drag Slide to Unlock. In most cases, you should now be able to resume normal iPhone operations.
If that doesn’t work, then it’s possible that the app you’re using has crashed, so you need to shut it down as I described earlier in the General Techniques for Troubleshooting Your iPhone section.
Your battery won’t charge
If you find that your battery won’t charge, here are some possible solutions:
If the iPhone is plugged in to a computer to charge via the USB port, it may be that the computer has gone into standby. Waking the computer should solve the problem.
The USB port might not be transferring enough power. For example, the USB ...