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I can't turn on my mobile phone

If you can't turn on your mobile phone, follow these instructions to solve the problem.
We found 9 possible solutions to your problem. Click Start guide to see the solutions.

If your mobile phone is locked to another service provider and you're trying to use a SingTel SIM, the display will tell that your SIM is invalid.

Before you can use a SingTel SIM, you need to unlock your mobile phone using an unlock code. To get the unlock code, contact the service provider that locked your mobile phone.

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