Device driver (known as Windows driver) is a computer program required for your PC running, which is used between the machine and the programs to control the operation of every device, allowing the operating system direct access to hardware resources.

Without proper drivers, your computer can not work; without drivers being kept in step with the Internet development, your PC may encounter a series of problems, like buggy and poor to perform devices. What is worse, you will face device malfunction, conflicts and even complete system crashes. The common driver problems can be solved by driver update tools.

Lost or missing driver
Upgrading to a new operating system
Need the latest driver update for your device
Need to identify an unknown device
Hardware device is not working properly
Software is not working properly
Don't know your device manufacturer
Device's manufacturer is out of business
Need to manage drivers on multiple computers
Need to know what drivers you have
Confused about drivers and need a simple solution
Your computer is not on the internet
Can't find a driver update anywhere
Found a driver, but not sure if it's compatible

Choosing and installing the correct device drivers for given hardware is often a key component of computer system configuration.

Free scan your PC for driver updates now!

Your system will generate a driver error message when the computer enters standby or hibernate mode.
Due to the developement of technology, the operating system requires more frequent updates in order to keep up. Having used your hardware for years, the attached drivers you purchased at that time will be outdated because of the progressing technology. When Windows Vista was first released, many problems occur to the hardware compatibility and the vendors have to release new version to fix it. So knowledge of the hardware would be a must when updating or fixing your device drives manually. We will list some of the most common errors possibly and tell you how you can settle them yourself.
◎ "STOP: 0xC0000221 unknown hard error C:\Winnt\System32\Ntdll.dll"
◎ Stop: 0×00000050Page_Fault_in_Nonpaged_Area
◎ STOP: 0xc000026C [Unable to load Driver Update Tool] DriverName
◎ STOP: 0xc0000221 [Unable to load Driver Update Tool] DriverName
◎ STOP: 0xc0000221. Bad image check sum, the image user32.dll is possibly corrupt. The header check sum does not match the computed check sum.
◎ "STOP: C0000221 unknown hard error \SystemRoot\System32\ntdll.dll"
◎ "AppName: [PROGRAM NAME] ModName: ntdll.dll"
◎ "[PROGRAM NAME] caused a fault in module NTDLL.DLL at [ANY ADDRESS]"
◎ "Crash caused in ntdll.dll!"
◎ "NTDLL.DLL Error!"
◎ "Unhandled exception at [ANY ADDRESS] (NTDLL.DLL)"
◎ ATI display adapter error -“inf error Video driver not found”
◎ HP software error in Windows Vista-“Fatal Error 2738”
◎ This device is not configured correctly

Cause of the Errors
The causes of the error messages can be numerous. However, most errors are generated by outdated or damaged driver, corrupt .dll file, or compatibility between programs.

How can the errors be settled yourself?
You could be a victim of the error messages that may transform your powerful PC into a dilatory and tardy machine. To eliminate the error message, we must first reduce the possibility of machines making errors. Most of the time, errors can not be avoided and they are random. Fortunately, many of the most common hardware errors can be diagnosed and fixed with some skills manually or a tool automatically.
Whenever your Windows shows you an error message, please close all applications first and try again. Sometime you have to restart the computer. If the problem persists, you may need to update the drivers.

Update Drivers Manually
You can access Windows Update by clicking the Update Driver button in Device Manager or by connecting directly to the Microsoft Windows Update Web site. Device Manager is a tool to manage the hardware and the drivers installed on the computer, as well as the resources associated with that hardware. Using Device Manager to manage devices and their drivers require you to login as Administrators.
You need a detection process that determines whether the new driver is a better match for the device than the already installed driver and the hardware on your computer is working properly or not. If you are an advanced user, you can use Device Manager's diagnostic features to resolve device problems by updating drivers.
1. Access Device Manager
Right-click My Computer, click Manage, and then click Device Manager. If you want to access Device Manager on a local or remote computer: Click Start, click Run, and then type mmc.
2. View information about a device driver to find the right driver you want to update

1. Double-click the type of device you want to view.
2. Right-click the specific device and then click Properties.
3. On the Driver tab, click Driver Details.

3. Update a device driver
Upon downloading drivers, read the manufacturer's instructions before attempting to use the files to update the device. Often, downloaded driver files are compressed into a self-executing file that needs to be extracted in order to use the driver. In the Hardware Update Wizard, click to select the Have Disk option, then click the Browse button to locate the driver files.

1. Double-click the type of device you want to update or change.
2. Right-click the specific device driver you want to update or change.
3. Click Update Driver to open the Hardware Update Wizard. Follow the wizard instructions.

Automatically update drivers to fix errors
Manufacturers frequently update their drivers to fix problems and take advantage of operating system features. These drivers are usually available from the manufacturer's Web site.
Drivers can be installed from original manufacturers automatically by using Driver Checker without having to download it yourself. Driver Checker can search for a better driver and install it with just one click.