There could be a variety of reasons why your scanner is not being recognized by any of your computers. The most common issue is a driver issue, computer compatibility issue, or connection issue.
Driver issues can occur if the driver for the scanner is not installed properly or if the driver is out of date. Computer compatibility issues can occur if the scanner is not compatible with your particular computer or operating system. Connection issues can occur if the connection between the scanner and the computer is not properly configured or if the correct port is not being used.
To troubleshoot any of these issues you should first begin by verifying that the scanner is powered on and the correct cable is connected to both the scanner and the computer. If the connection seems secure and appropriate, then you should check to make sure the proper driver for the scanner is installed on the computer. If it is not, you can download the latest version of the driver from the manufacturer’s website and install it on the computer.
If the driver is installed correctly, but the scanner is still not being recognized, there could be a compatibility issue. Check to make sure that the scanner is compatible with your specific computer and operating system. If not, you may need to purchase an updated scanner or ask the manufacturer to provide a compatible driver.
If the driver and compatibility are not the issue, it is likely a configuration issue. A few simple steps can help you resolve the connection issue. First, you will want to check the device manager in Windows and make sure that the scanner is listed under the ‘Imaging Devices’ section. If the scanner is not listed, then you will need to install the driver again or attempt to find a compatible driver.
If the scanner is listed in the device manager, then you will want to check the connections and make sure that the correct port is being used for the scanner connection. You may also need to change the settings in the ‘Scanner Properties’ within the device manager.
Finally, you can try plugging the scanner into a different USB port or using a different cable. If the scanner is still not being recognized by any of your computers, then it is likely a hardware issue and may need to be sent in for repair or replaced.