how to install graphic card in dell optiplex 745

The operating system will install the driver. Browse to the directory where you unzipped the file you downloaded, click the 'Graphics' folder, and select the 'igdlh.INF' file. Click 'Let me pick from a list of device drivers on my computer'. Click 'Browse my computer for driver software'. In the 'Driver' tab, click 'Update Driver'.

Expand 'Display adapters' and double-click the graphics controller. Double-click 'Video Controller (VGA Compatible)' if present under 'Other Devices'. In the 'User Account Control' window, click 'Yes'. Click 'Start', right-click 'Computer', and click 'Properties'. Microsoft Windows 'Have Disk' Installation

When the 'Setup is Complete' screen appears, click 'Finish' to complete the installation. When the 'Setup Progress' is complete, click 'Next' to proceed. Review the Readme File information and click 'Next' to proceed. Read the License Agreement and, if you agree with the terms, click 'Yes' to proceed. Deselect the checkbox if this support should be turned off. By default, a checkbox is selected to automatically run WinSAT and enable the Windows Aero desktop theme (if supported). The first dialog of the installation user interface will appear. From this directory, double-click the 'Setup.exe' file. Locate the hard drive directory where the driver files are stored using the browser or the Explore feature of Windows. Save and unzip the downloadable archive. Microsoft Windows 'Setup.exe' Installation: Even though other OSes might be compatible as well, we do not recommend applying this release on platforms other than the ones specified. If it has been installed, updating (overwrite-installing) may fix problems, add new functions, or expand existing ones. Improved 3D and OpenGL stabilityThis zip archive contains the files needed for installing the Intel HD Graphics driver. Maintenance driver update for XP32 that includes: Custom Modes button in CUI allows user to set timing to reduced blanking for issues related to wavy display on DVI or VGA. Schemes button available in CUI allows user to create own setups

How to install graphic card in dell optiplex 745