Device Guides

Microsoft Lumia 640

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Want to set the display brightness for your mobile phone? Follow these easy instructions.

Slide your finger down the display starting from the top edge of your mobile phone.
Tap ALL SETTINGS.

Tap brightness.

Tap the indicator next to "Automatically adjust" to turn the function on or off.

If you turn off the function:
Tap the field below "Level".

Tap the required setting.

Tap the home icon to return to the home screen.

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