Lenovo B4400s Laptop Power Management Driver for windows 7 8 8.1 10
This package provides the driver for the Lenovo B4400s Power Management Driver in supported laptop models that are running a supported operating system.
Lenovo B4400s Laptop Power Management Driver Installation
1.Click on the Download link, to download the file.
2.When the Download window opens, click Save the setup to disk and click OK. The Save In:
3.From the Save In: field, click the down arrow then click to
select where you want to save and click Save. The Lenovo B4400s Advanced Configuration and Power Management Interface (ACPI) Driver will download to your saved location.
4.After the Download Complete , click Close. The Lenovo B4400s Laptop Power Management Driver icon appears on your desktop.
Lenovo B4400s Laptop Lenovo Power Management Driver for windows Download (1.78 MB)
Lenovo B4400s Laptop Power Manager for windows 7 Download (21.13 MB)
1.Double-click the Lenovo B4400s Laptop Power Management Driver.EXE.
2.Follow the on-screen installation instructions.