Device Guides

Apple iPhone 13 Pro Max

iOS 17

iOS 16.0

iOS 15.0

iOS is the operating system software installed on your iPhone. To find out which version you have: Tap Settings, Tap General, Tap About, and view the version number.

Change device

Buy now

Search in Apple iPhone 13 Pro Max

My mobile phone's battery life is short

This troubleshooting guide will take you through a number of possible causes to help you find a solution to your problem.

Possible cause 14:

Bluetooth is turned on: Turn off Bluetooth.

List view

1. Find "Bluetooth"

Tap Settings.

Tap Bluetooth.

2. Turn Bluetooth on or off

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

3. Return to the home screen

Slide your finger upwards starting from the bottom of the screen to return to the home screen.

Step 1 of 4

Tap Settings.

Step 2 of 4

Tap Bluetooth.

Step 3 of 4

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

Step 4 of 4

Slide your finger upwards starting from the bottom of the screen to return to the home screen.

Did this solution solve the problem?

Yes No

Email this guide

Would you like information for your {device-name}?

Yes No

Would you like

Information for one of these devices?

{device-name}

No thanks