Device Guides
OPPO A78 5G
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I can't use my mobile phone's internet connection
This troubleshooting guide will take you through a number of possible causes to help you find a solution to your problem.
Possible cause 1:
Your mobile phone has not been correctly set up for internet: Set up your mobile phone for internet.
1. Find "Access point names"
2. Create new data connection
3. Enter APN
4. Enter country code
5. Enter network code
6. Select authentication type
7. Enter APN type
8. Save data connection
9. Return to the home screen
Slide two fingers downwards starting from the top the screen.
Tap the settings icon.
Tap Mobile network.
Tap the name of your SIM.
Tap Access point names.
Tap the new data connection icon.
Tap the field below "Name" and key in Optus Yes Internet.
Tap the field below "APN" and key in yesinternet.
Tap the field below "MCC" and key in 505.
Tap the field below "MNC" and key in 02.
Tap Authentication type.
Tap PAP.
Tap the field below "APN type" and key in default.
Tap the save icon.
Tap the field next to the data connection to activate it.
Tap the Home key to return to the home screen.
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