Manage power
Check the battery status
The battery status icon 
or 
is in the Windows notification area. You can check the battery status, view the
current power plan, and access battery settings quickly.
Click the battery status icon to display the percentage of battery power remaining and change the power mode. A warning message is displayed when the battery is low.
Charge the battery
When the remaining battery power is low, charge your battery by connecting your computer to ac power.
The battery is fully charged in about two to four hours. The actual charging time depends on the battery capacity, the physical environment, and whether you are using the computer.
Battery charging is also affected by its temperature. The recommended temperature range for charging the battery is between 10°C (50°F) and 35°C (95°F).
- You can check the battery temperature in Lenovo Vantage or Lenovo PC Manager.
- To maximize the life of the battery, once the battery is fully charged, it must discharge to 94% or lower before it will be allowed to recharge again.
Set power button behavior
By default, pressing the power button puts the computer to sleep mode. However, you can change the power button behavior in Windows Control Panel.
| Step 1 | Type Control Panel in the Windows search box and then press Enter. Open the control panel and view by large or small icons. |
| Step 2 | Select the power options and then click choose what the power button does. |
A power plan
A power plan is a collection of power-saving settings made available by an operating system. With a power plan, you can set idle time-outs for different hardware components to enter a low-power state. The default power plan and some of its idle time-out settings are listed below for computer models pre-installed with Windows.
To wake the computer from the sleep state, press the power button or any key on the keyboard.
Change or customize a power plan
This operation is applicable to computers with pre-installed Windows.
| Step 1 | Type power plan in the Windows search box and then press Enter. |
| Step 2 | Customize a power plan of your preference. |
Set performance mode
Your computer can work in different performance modes. The performance and power consumption of the computer vary in different performance modes. Press Fn + Q to cycle through different performance modes.
