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OPTUS E8372 4G USB WiFi Modem

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How to
Troubleshoot
Specs

I've established a connection to the router but I can't browse the internet

This troubleshooting guide will take you through a number of possible causes to help you find a solution to your problem.

OPTUS E8372 4G USB WiFi Modem/Windows 8
OPTUS E8372 4G USB WiFi Modem/Windows 8

We found 5 possible causes:

  1. A firewall or an anti-virus program is blocking browser access to the internet
  2. Wrong APN
  3. Wrong or missing SIM
  4. Wrong security or network settings in the browser
  5. You haven't keyed in your PIN
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