The first case: the software caused by the screen is temporarily unresponsive
Two consecutive "Master screen home" try to open the background program management if you can open the background multi-task management interface, we just exit those programs can be.
If we press the home button two times in a row, only forced reboot, we also press the iphone home button or power button "" to light up the screen, you can solve the previous screen did not respond to the situation.
Second scenario: System problems
The system problem only reboots, simultaneously presses the iphone6 "the main screen home+ power supply" to see will appear to slide the shutdown not.
If the normal words in our "main screen home+ power" key does not move, is a forced mobile phone restart action, and then shut down.
If press the "main screen home+ power" did not return we can long press the power supply +home about 10 seconds can be restarted.
Third Scenario: Hardware failure
We can not solve this problem, if the phone is still under the warranty period, we could send the sale after the repair, if the only money to repair.