There can be a variety of issues that can arise when attempting to use a scanner on a Windows system. However, the majority of the time most of these issues can be resolved with a few simple troubleshooting steps.
The first step is to make sure that all of the relevant software is installed and updated. Depending on the type of scanner you are using, there may be accompanying software that needs to be installed before the scanner can be used. Manufacturing websites normally provide drivers and other pieces of software needed for the scanner to work properly. Make sure to have the latest versions of any drivers or software required to use the scanner.
Additionally, check the USB connection used to connect the scanner to the computer. Unplug the scanner, then plug it back in, making sure that the device is securely plugged in. It is also worth considering trying the scanner on a different USB port or with a different cable if possible. This can help to identify whether the issue lies with the USB port, cable or the device itself.
The next step is to try resetting the scanner. Most scanners have some kind of reset button which will restore them to their default settings. Refer to your scanner’s user manual for further details on how to reset it. Additionally, turn the scanner off and back on again to see if this resolves the issue.
If the issue persists after resetting the scanner then the next step is to make sure that the scanner has been added to the list of installed devices on the computer. Go to ‘Control Panel’ and select ‘Printers and Faxes’ to check the list of installed devices. Ensure that the scanner appears in the list and is not marked with an error sign. If it does appear, but seems to be causing issues then try deleting the device and letting Windows redetect it on startup.
If the scanner still fails to work then it is likely a compatibility issue between the scanner and the operating system. Try installing an older version of the relevant driver or software as well as updating to the latest version. Some companies might provide specific fixes or patches to make the scanner compatible with the current version of Windows.
If all else fails then it is worth getting the scanner checked by a professional or the manufacturer of the device. The problem might be with the scanner itself and not the computer. In some cases, repairing or replacing the scanner may be necessary.