Personal Home Support Centre Device Guides OPPO R15 Pro Basic functions I can't start my phone

OPPO R15 Pro

Android 8.1
Back to section Basic functions

I can't start my phone

The phone lock code is turned on

Turn use of phone lock code on or off

Press Settings.
Press Fingerprint, Face & Passcode.
Press Add a Fingerprint.
Follow the instructions on the screen to create an additional phone lock code.
Follow the instructions on the screen to create the phone lock code using your fingerprint.
Press Continue.
Press Turn off Passcode and key in the current phone lock code.
Press Close to turn off the function.
Press the Home key to return to the home screen.
  • 1
    Find "Fingerprint, Face & Passcode"
    • Press Settings.
    • Press Fingerprint, Face & Passcode.
  • 2
    Create phone lock code using a fingerprint
    • Press Add a Fingerprint.
    • Follow the instructions on the screen to create an additional phone lock code.
    • Follow the instructions on the screen to create the phone lock code using your fingerprint.
    • Press Continue.
  • 3
    Turn off use of phone lock code
    • Press Turn off Passcode and key in the current phone lock code.
    • Press Close to turn off the function.
  • 4
    Return to the home screen
    • Press the Home key to return to the home screen.

Did this solve your problem?

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Your phone is locked to Telstra
The SIM is faulty
Your SIM has been permanently blocked
The entered PIN is incorrect
Your phone is network locked to another operator
You're asked to key in the PUK

Can you turn on your phone?

It's important to find out if you can turn on your phone. If you can't turn on your phone, you need to solve this problem first. When the problem is solved, you will most likely also be able to start your phone.

No