Note: It is preferred to backup your data first.
Visit this link to know how: You do not have permission to view the full content of this post. Log in or register now.
1st Method
1. Go to Settings
2. Find and tap General
3. Find and tap Reset
4. Tap Erase All Content And Settings
2nd Method
1. Press and hold the Power Button and Home button SIMULTANEOUSLY
2. It takes about 20 second so be patient. After that period, the screen should turn black and the Apple Logo should appear.
3rd Method
1. Open iTunes on your Mac or PC.
2. Connect your iPhone, iPad, or iPod to your computer with the cable that came with your device.
3. If a message asks for your device passcode or to Trust This Computer, follow the onscreen steps. If you forgot your passcode,You do not have permission to view the full content of this post. Log in or register now..
4. You do not have permission to view the full content of this post. Log in or register now. when it appears in iTunes.
5. In the Summary panel, click Restore [device].
6. Click Restore again to confirm. Then iTunes erases your device and installs the latest iOS or iPod software.
7. After your device restores to factory settings, it restarts. Now you can set it up as new.
Reference: Apple Website
Visit this link to know how: You do not have permission to view the full content of this post. Log in or register now.
1st Method
1. Go to Settings
2. Find and tap General
3. Find and tap Reset
4. Tap Erase All Content And Settings
2nd Method
1. Press and hold the Power Button and Home button SIMULTANEOUSLY
2. It takes about 20 second so be patient. After that period, the screen should turn black and the Apple Logo should appear.
3rd Method
1. Open iTunes on your Mac or PC.
2. Connect your iPhone, iPad, or iPod to your computer with the cable that came with your device.
3. If a message asks for your device passcode or to Trust This Computer, follow the onscreen steps. If you forgot your passcode,You do not have permission to view the full content of this post. Log in or register now..
4. You do not have permission to view the full content of this post. Log in or register now. when it appears in iTunes.
5. In the Summary panel, click Restore [device].
6. Click Restore again to confirm. Then iTunes erases your device and installs the latest iOS or iPod software.
7. After your device restores to factory settings, it restarts. Now you can set it up as new.
Reference: Apple Website