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For models with Windows 11
Intelligent Cooling feature is adjusted through Windows Settings.
1. Right-click the battery icon in the task bar to access power and sleep settings.
2. Locate the Power section and choose one of the following power modes.
• Best Power efficiency: power consumption, fan speed, and performance are lowered to get your
computer cooler, quieter, and more eco-friendly, and to get the best battery life.
• Balanced: power consumption, fan speed, and performance are balanced.
• Best Performance: the performance is prioritized, allowing higher temperature and fan speed.
Intelligent Cooling Boost (for AMD models only)
The Intelligent Cooling Boost feature dynamically adjusts system performance based on the apps you are
running. It is recommended that you enable this function especially when using unified communication apps
(such as Microsoft Teams).
Note: Ensure that you use this feature in balanced mode to have the best user experience.
To enable or disable the intelligent Cooling Boost feature, do the following:
1. Enter the UEFI BIOS menu. See "Enter the UEFI BIOS menu" on page 37
2. Select Config ➙ Power.
3. In the Intelligent Cooling Boost section, turn on/off the Intelligent Cooling Boost switch.
4. Press F10 to save changes and exit the UEFI BIOS menu.
Manage power
Use the information in this section to achieve the best balance between performance and power efficiency.
Check the battery status
Go to Settings ➙ System to check the battery status. For more details about your battery, refer to the
Vantage app.
Charge the computer
Use ac power
Power source of the ac power adapter:
• Power: 45 W or 65 W
• Sine-wave input at 50 Hz to 60 Hz
• Input rating of the ac power adapter: 100 V to 240 V ac, 50 Hz to 60 Hz
• Output rating of the ac power adapter: 20 V dc, 2.25 A or 3.25 A
When the battery power is low, charge your battery by connecting your computer to ac power with the
supplied power adapter. The 65 W ac power adapter supports the rapid charge function, the battery is 80%
charged in about one hour when the computer is turned off. The actual charging time depends on the battery
size, 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).
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ThinkPad T14s Gen 4 User Guide
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