Device Guides

HTC One (M8)

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How to

Turning my mobile phone on and off

Follow these easy instructions to turn your mobile phone on and off. Remember, you need to insert your SIM into your mobile phone before turning it on.

Tap and hold On/Off until your mobile phone is turned on.

If required, key in your PIN and tap OK.
If your SIM is rejected:
Contact your mobile phone store or your service provider.

The PIN is used to protect your SIM from unauthorised use.
If you enter an incorrect PIN three times in a row, your SIM will be blocked.

Tap and hold On/Off.

Tap Power off.

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