Maximize The Battery Life; Set Power Button Behaviors; Set The Power Plan - Lenovo ThinkPad X1 Carbon 7th Gen User Manual

The remaining battery power of computer A should be at least 30% and be 3% higher than that of
computer B. To check the battery status, see "Check the battery status and temperature" on page 31.
Connect the computers to each other with a USB-C to USB-C cable. In this situation, computer A works
as the power supply. Once the remaining battery power of computer A is lower than 30%, computer A
stops supplying power to computer B.
• When ac power is available:
Connect the computers to each other with a USB-C to USB-C cable. Connect one computer to ac power.
In this situation, ac power works as the power supply and both computers get charged.
Note: The actual charging speed using the Lenovo-unique P-to-P 2.0 charging function varies depending on
many factors, such as the remaining battery power of the computers, the wattage of the ac power adapter,
and whether you are using the computers.

Maximize the battery life

• Lower the brightness of the computer display.
• Turn off the wireless features when not in use.
• Use the battery until the charge is depleted.
• Recharge the battery completely before using it.

Set power button behaviors

You can define what the power button does according to your preference. For example, by pressing the
power button, you can turn off the computer or put the computer to sleep or hibernation mode.
To change what the power button does:
1. Right-click the battery status icon in the Windows notification area.
2. Click Power Options ➙ Choose what the power buttons do.
3. Change the settings as you prefer.

Set the power plan

®
For ENERGY STAR compliant computers, the following power plan takes effect when your computers have
been idle for a specified duration:
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X1 Yoga and X1 Carbon User Guide