Device Guides

I can't turn on my mobile phone

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

We found 10 possible causes:

  1. The phone lock code is turned on
  2. Your mobile phone isn't turned on correctly
  3. Your mobile phone is locked to Optus
  4. Your mobile phone is locked to another service provider
  5. You're asked to key in your PUK
  6. Your SIM is blocked
  7. An incorrect PIN is entered
  8. Your SIM is faulty
  9. The battery is flat
  10. Your mobile phone isn't assembled correctly
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