Switch to Silent mode

To mute or unmute your device, do one of the following:

• In Idle mode, open the application list and select Phone - Keypad, and then tap and hold.
• Press and hold the Power key and select Silent mode.
• Open the notifications panel at the top of the screen and select Silent mode.

You can set the device to alert you to various events in Silent mode. In Idle mode, open the application list and select Settings - Sound - Vibration - Always or Only in silent mode.

Adjust the brightness of the display

In Idle mode, open the application list and select Settings - Display - Brightness. Clear the tick box next to Automatic brightness. Drag the slider to adjust the brightness. Select OK. The brightness level you set will affect how quickly the device consumes battery power.

Set a screen lock

You can lock the touch screen by activating the screen lock feature. Your device will require the unlock pattern, PIN, or password each time you turn on the device or unlock the touch screen.

• If you forget your unlock code, take your device to a Samsung Service Center to reset it.
• Samsung is not responsible for the loss of security codes or private information, or other damages caused by illegal software.

Set an unlock pattern
In Idle mode, open the application list and select Settings - Location and security - Set up screen lock - Pattern. View the on-screen instructions and example patterns, and then select Next. Draw a pattern by dragging your finger to connect at least dots, and then select Continue. Draw the pattern again to confirm and select Confirm.

Set an unlock PIN
In Idle mode, open the application list and select Settings - Location and security - Set up screen lock - PIN. Enter a new PIN (numeric) and select Continue. Enter the PIN again and select OK.

Set an unlock password
In Idle mode, open the application list and select Settings - Location and security - Set up screen lock - Password. Enter a new password (alphanumeric) and select Continue. Enter the password again and select OK.

Activate the Find my mobile feature

When someone inserts a new SIM or USIM card into your device, the Find my mobile feature will automatically send the contact number to specified recipients to help you locate and recover your device. To use this feature, you need a Samsung account to control the device remotely via the web.

In Idle mode, open the application list and select Settings - Location and security - SIM Change Alert. Select Continue. Enter the email address and password for your Samsung account, and then select Sign in. To create a Samsung account, select Create an account. Select Alert message recipients. Enter the password for your Samsung account again and select Confirm. Enter a phone number, including the country code (with a +). Enter the text message that will be sent to the recipients. Select Done.