Turn off Zoom in Settings on your device
If you can't access Settings because your Home screen icons are magnified, double tap with three fingers on the display to zoom out.
To turn off Zoom, go to Settings > General > Accessibility > Zoom, then tap to turn Zoom off.
Turn off Zoom in iTunes
You can also use iTunes to turn off Zoom:
- Connect your iPhone, iPad, or iPod Touch to a computer and open iTunes.
- Select your device when it appears in iTunes.
- Select Configure Accessibility on the device summary page.
- To turn off Zoom, deselect the Zoom checkbox.
- Click OK.