my phone?......................................................................................................................................................................... 29

1.2 Why can't my phone automatically connect to the Bluetooth car kit after the Bluetooth car kit is enabled? ............. 29

1.3 Why can't I listen to music using the Bluetooth headset? ........................................................................................... 30

1.4 What can I do if the voice is unclear when I make phone calls using a Bluetooth headset? ....................................... 30

1.5 Why can't I hear the navigation sound using the Bluetooth car kit? ........................................................................... 31

1.6 Can my Bluetooth headset automatically answer calls? ............................................................................................. 31

1.7 Does my phone support Bluetooth 4.0 BLE? ............................................................................................................. 31

1.8 Why can't I find the wrist band or other Bluetooth 4.0 devices on the Bluetooth settings screen? ............................. 31

1.9 Why can't I enable or disable the Bluetooth function? ............................................................................................... 31

1.10 What can I do if my phone can't access the Internet after it is connected to a router over Wi-Fi?............................ 31

1.11 Why is the connection to the Wi-Fi network interrupted? ........................................................................................ 32

1.12 Why can't I enable Wi-Fi? ........................................................................................................................................ 32

1.13 Why can't I disable Wi-Fi? ........................................................................................................................................ 32

1.14 Why can't my phone connect to a router over Wi-Fi? ............................................................................................... 32

1.15 Why does the download task over a Wi-Fi network stop after the screen turns off? ................................................ 33

1.16 Why can't my phone obtain an IP address? ............................................................................................................... 35

1.17 Why does the Wi-Fi network speed become slow or the signal become poor? ........................................................ 35

1.18 Can my phone be connected to an iPhone over Bluetooth? ...................................................................................... 35

1.19 Why does the call using the Bluetooth headset have noise and intermittent problems? ........................................... 35

1.20 Why doesn't the Bluetooth headset have any sound? ................................................................................................ 36

1.21 Why can't the Bluetooth car kit work after it is connected to my phone? ................................................................. 36

1.22 Why does the Wi-Fi switch become unavailable? .................................................................................................... 37

1.23 Why is the Wi-Fi function automatically turned on after I turn if off? ..................................................................... 37

1.24 Why can't my phone scan any Wi-Fi hotspot? .......................................................................................................... 37

1.25 Why can my phone scan the Wi-Fi hotspot only near the router? ............................................................................ 37

1.26 Why does the Wi-Fi device list display the same hotspot information without refreshing? ..................................... 37

1.27 Why is the confirmation button unavailable after I enter the Wi-Fi connection password? ..................................... 37

1.28 Why can't my phone successfully connect to the hotspot due to authentication failure? .......................................... 38

1.29 Why does my phone display the message indicating that the settings are saved but my phone fails to successfully

connect to the hotspot? ..................................................................................................................................................... 38

1.30 Why does my phone fail to connect to a home Wi-Fi network? ............................................................................... 38

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