14
Troubleshooting
Problem Suggested Solution
Can not establish the USB con-
nection between your device
and PC.
• You need to install the software. Run the installation program
in path of My Computer > ZTEMODEM.
• If the driver of your device is abnormal, please reinstall the
software. You need to uninstall the software rst.
The client connected to the
device can not access the Inter-
net.
• Make sure your SIM card is available.
• Change the location to nd a place with good signal.
• Check network settings.
• Contact with your service provider and conrm your APN set-
tings.
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