Is your iPhone sluggish, crashing, or are you selling it for a new one? Then restore iPhone to factory settings beforehand.

When should you reset the network settings on your iPhone? Before going into how to reset your network settings, we need to take a look at whether a reset will fix the problem.

A factory reset restores your software to its original manufacturer settings, so it operates as if you never even took the device out of the box. Why should you do a factory reset?

After you back up your iPhone, it takes just three quick steps to reset your device to factory settings.

5. Select Restore to return the device to factory settings. Leave the iPhone on and connected to iTunes via the computer until you see an “iPhone is activated” message.

We demonstrate how to put an iPhone into recovery mode: a handy way of removing a beta or wiping a faulty iPhone and starting again.

How to restore to factory settings This is normally a last resort, but you can also opt to restore your iPhone to factory settings. This will restore it to what it was like, brand new out of the box.

Random disconnects, slow Wi-Fi or cellular data speeds, or other issues could be a sign of an iPhone network problem that can be easily fixed in the settings.

Resetting an iPhone can alleviate software woes and wipe personal data. Here's how to factory reset an iPhone whenever you need to.