OPPO A57 4G

OPPO A57 4G

Android 12.0

Turn your OPPO A57 4G Android 12.0 on and off

Read help info

Before you can turn on your phone, you need to insert your SIM into your phone.

Step 1 of 5

1. Turn on your phone

Press and hold the Side key until your phone is turned on.

Step 2 of 5

2. Enter your PIN

If you're asked to key in your PIN, do so and press arrow right.

If an incorrect PIN is entered three times in a row, your SIM will be blocked. To unblock your SIM, you'll need to key in your PUK. The PUK can be obtained by contacting customer services. Please note: If you key in the wrong PUK ten times in a row, your SIM will be blocked permanently. In this case, you need a new SIM from Vodafone.
Step 3 of 5

3. Turn off your phone

Press the Side key.

Step 4 of 5

3. Turn off your phone

Simultaneously, press and hold the Top volume key and keep them both pressed.

Step 5 of 5

3. Turn off your phone

Press and drag the circle downwards.

1. Turn on your phone

Press and hold the Side key until your phone is turned on.

2. Enter your PIN

If you're asked to key in your PIN, do so and press arrow right.
If an incorrect PIN is entered three times in a row, your SIM will be blocked. To unblock your SIM, you'll need to key in your PUK. The PUK can be obtained by contacting customer services. Please note: If you key in the wrong PUK ten times in a row, your SIM will be blocked permanently. In this case, you need a new SIM from Vodafone.

3. Turn off your phone

Press the Side key.
Simultaneously, press and hold the Top volume key and keep them both pressed.
Press and drag the circle downwards.

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