Device Guides

Microsoft Lumia 640

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

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

If required, key in your PIN and tap enter.
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.
Slide your finger down the display to turn off your mobile phone.

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