AOC A831L-D User Manual page 24

5. Set passwords you want to, password should be more than 8 numbers.
4.5-4 Mobile Networks
1.Access Point Name( APN)
Choose access points name (APN), choose SIM card you need to connect,
Choose connect type
3. Network Operator
Click network operator, choose SIM card you need to connect, system will search available GSM
and WCDMA network, as Picture 4.18
Picture 4.17
Picture 4.18
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