Device manufacturer website - Intel, NVIDIA or AMD provide control panels that can automatically check for and download the latest video card drivers. For more information, refer to the Dell knowledge-base article Drivers and Downloads FAQs. 
Dell Drivers & Downloads - Dell Drivers & Downloads website allows you to download hardware drivers, firmware and other software downloads. Install any available hardware driver update to ensure the latest drivers are installed. However, on Microsoft Windows 8.1, Windows 8 or Windows 7, hardware drivers appear in the Windows Update interface as an optional update. On Microsoft Windows 10, Windows Update will automatically download and install the latest drivers available for you. Windows Updates - Some device drivers get updated through Windows Update. Video card drivers can be updated by downloading and installing the latest device drivers through: You can easily determine if the driver is outdated by comparing the version numbers. Most of all the video card or GPU (Graphics Processing Unit) drivers have a version number. Note: If you see both Intel and NVIDIA video card (GPU) in Windows Device Manager, the Dell laptop PC is using NVIDIA's Optimus technology to intelligently switch between NVIDIA or Intel video card (GPU) for better graphics performance or better battery life. Video card manufacturers like Intel, NVIDIA or AMD frequently release new video card drivers that often give performance improvements, particularly for gaming. Video card drivers available at Dell Drivers & Downloads website are tested by Dell engineers to be the most stable versions which often do not cause video (graphics) issues on the PC. 
Updating the video card drivers on the PC may resolve most video or graphics related issues like flickering, fuzzy or blurry image, low graphics performance while gaming, jittery or choppy video while playing games or videos etc. However, video card drivers for Intel, NVIDIA or AMD graphics hardware can be available through the manufacturers' website. On Microsoft Windows operating systems, most hardware drivers can either be installed from Dell Drivers & Downloads website or through Windows Update. In order to get the best performance out of the hardware, it is recommended that the video card (GPU) drivers are updated. Video card (also called Graphics Processing Unit (GPU)) driver is a software that allows the operating system and software application to use the PC's graphics hardware.
Identifying the video card on a Dell PC. Find information why and how to update the video card drivers on a Dell PC. If your PC is experiencing slow graphics performance, updating the video card drivers will help improve graphics performance in gaming.
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