How to Update ACPI for Windows XP
- 1). Open the Internet browser of the computer, then navigate to the system's manufacturing website (such as HP, Dell or Gateway).
- 2). Select the "Support" option, then choose "Drivers and Downloads." Depending on the computer you are using the exact settings will vary.
- 3). Choose the computer make and model you are running, then select "Windows XP" as the operating system.
- 4). Select the download next to either "ACPI" or "Power." This downloads the update to the computer.
- 5). Double click the downloaded file, then follow the prompts of the installation wizard to completely install the update. Restart the computer system for the update to take effect.