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Press the RESET button on the top of the device and check if
the restart is normal or not.
Check if the charger is properly connected.
2． The stand-by time of the tablet is too short.
The duration of the lithium battery varies with ambient
temperature changes and the service conditions. If the ambient
temperature is too low or too high, the duration of the battery
will be affected. It is recommended to use this device at normal
room temperature!
In using the device, a larger screen on the device uses more
electricity. In addition, this is also affected by volume increase,
sound field special effects, and other factors such as frequent
operation. The actual duration may differ to some extent from
that specified..
3．No sound via earphone.
Check if the volume setting is 0.
Check whether the audio file is broken, and try to play other
audio files to confirm. If the audio file is broken, it may cause
severe noise or staccato.
4. Cannot copy files.
Check if the device is connected to the computer correctly.
Check if the memory space is full.
Check if the USB cable is broken.
