Help & support guides for your Apple iPhone 5 (iOS6)
If your phone gets slow, there may be several causes of the problem.
Solution: End active applications
Press the Home key twice.
At the bottom of the display a list of active applications is displayed.
Press and hold any menu item until the menu items start to jiggle.
Press the end application icon to end the required application.
Press the Home key to return to standby mode.
Step 1 of -
Solution: Restart your phone
Press and hold On/Off and the Home key simultaneously for about ten seconds.
Your phone restarts.