There are multiple reasons why a graphics card may not be detected in a Windows system. In some cases, the issue may be caused by a driver compatibility issue, outdated drivers, lack of power, incorrect BIOS settings, or even a faulty graphics card.
Driver Compatibility Issue
In some cases, the graphics card may not be supported by the current drivers installed on the Windows system. This is usually the case when upgrading from an integrated graphics card to a dedicated one. To resolve this issue, download and install the latest recommended drivers for the graphics card from the manufacturer’s website.
Outdated Drivers
If the graphics card has been installed but is not being detected, it is possible that the drivers are outdated. Updating the drivers can help resolve this issue. To update the drivers, visit the manufacturer’s website, download the latest drivers, and install them according to the instructions.
Lack of Power
In some cases, a graphics card may not be detected if there is not enough power being supplied to it. To resolve this issue, check the power requirements of the graphics card and make sure that sufficient power is being supplied to it. Some graphics cards require additional power connectors to work properly. If your graphics card requires additional power, make sure that these connections are made correctly.
Incorrect BIOS Settings
Incorrect BIOS settings may also prevent a graphics card from being detected in a Windows system. To correct this issue, enter the BIOS and set the primary display configuration. Additionally, make sure that the settings are set to detect the graphics card as the primary display device.
Faulty Graphics Card
Lastly, a faulty graphics card may be the cause of the issue. If the graphics card has been tested and confirmed to be functioning correctly, then the issue may be caused by another component. In this case, review the steps above to ensure that all of the necessary components are connected properly and that the correct drivers are installed.
In conclusion, if a graphics card is not being detected in a Windows system, it may be caused by a driver compatibility issue, outdated drivers, lack of power, incorrect BIOS settings, or even a faulty graphics card. To resolve this issue, make sure that the correct drivers are installed and that all of the necessary components are connected properly. Additionally, make sure that the BIOS is properly configured to detect the graphics card. If nothing works, then the issue may be caused by a faulty graphics card.