What is acpi.sys file ?

The genuine ACPI.sys file is a software component of Microsoft Windows by Microsoft.;Windows is an operating system developed by Microsoft. The Windows ACPI driver is an inbox component of Windows, and serves as the interface between the operating system and the ACPI BIOS. ACPI.sys is a driver for the Windows ACPI utility, and does not pose a threat to your PC.;Microsoft Windows is a series of operating system families that was released over 32 years ago. It has gone through several updates and iterations, with the latest being Windows 10 and Windows Server 2016 for server computers. The Windows ACPI driver is a component of Windows and is designed to provide support for power management and plug and play (PnP) device enumeration. Other tasks performed by this driver include enabling the USB controller for system wake-up or reprogramming the resources for a COM port.;The Microsoft Corporation founded in 1975 by Bill Gates and Paul Allen is a reputed American multinational technology company that has made several key acquisitions over the years including LinkedIn for $26.2 billion in 2016 and Skype Technologies for $8.5 billion in 2011. Headquarted in Redmond, Washington, the company was named as the world’s most valuable brands and largest software maker in terms of revenue in 2016.;ACPI stands for A dvanced C onfiguration P ower I nterface;ACPI.sys is a Windows driver. A driver is a small software program that allows your computer to communicate with hardware or connected devices. This means that a driver has direct access to the internals of the operating system, hardware etc.;The free file information forum can help you determine if ACPI.sys is a Windows system file or if it belongs to an application that you can trust.

Follow steps bellow to try fix the problem with acpi.sys

1. Use cleanmgr

To run the command cleanmgr :
Press Windows key + Q.
Enter cmd in search box , followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command cleanmgr and press Enter.

2. Use sfc /scannow

To run the command sfc /scannow :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command sfc /scannow and press Enter.

3. uninstalling programs :

To uninstall unnecessary programs :
Open the Start menu (Press Windows key + X) .
Click the first menu item Programs and Features.
Search unnecessary programs in the list of installed programs, .
Click the software you want to uninstall.

4. using msconfig

To run the command msconfig :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command msconfig and press Enter.

5. Automatic Update

To run the command wuauclt /ShowWindowsUpdate:
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command wuauclt /ShowWindowsUpdate and press Enter.

6. Use resmon command

To run the command resmon :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command resmon and press Enter.

7. use DISM.exe

To run the command DISM.exe /Online /Cleanup-image /Restorehealth :
Press Windows key + Q.
Enter cmd in search box, followed by the combination Ctrl + Shift + Enter to run it as Administrator.
Enter the command DISM.exe /Online /Cleanup-image /Restorehealth and press Enter.

acpi.sys descriptions

Windows is an operating system developed by Microsoft. The Windows ACPI driver is an inbox component of Windows, and serves as the interface between the operating system and the ACPI BIOS. ACPI.sys is a driver for the Windows ACPI utility, and does not pose a threat to your PC.;Microsoft Windows is a series of operating system families that was released over 32 years ago. It has gone through several updates and iterations, with the latest being Windows 10 and Windows Server 2016 for server computers. The Windows ACPI driver is a component of Windows and is designed to provide support for power management and plug and play (PnP) device enumeration. Other tasks performed by this driver include enabling the USB controller for system wake-up or reprogramming the resources for a COM port.;The Microsoft Corporation founded in 1975 by Bill Gates and Paul Allen is a reputed American multinational technology company that has made several key acquisitions over the years including LinkedIn for $26.2 billion in 2016 and Skype Technologies for $8.5 billion in 2011. Headquarted in Redmond, Washington, the company was named as the world’s most valuable brands and largest software maker in terms of revenue in 2016.;ACPI stands for A dvanced C onfiguration P ower I nterface;ACPI.sys is a Windows driver. A driver is a small software program that allows your computer to communicate with hardware or connected devices. This means that a driver has direct access to the internals of the operating system, hardware etc.;The free file information forum can help you determine if ACPI.sys is a Windows system file or if it belongs to an application that you can trust.