If your scanner is not working properly, there are several steps you can take to troubleshoot and try to get it working again.
First, make sure all connections are secure and everything is plugged in correctly. Sometimes a loose cord or cable can cause a scanner to stop working. Check to make sure the power cord is securely connected to the scanner, and if necessary, to the outlet or power strip. Make sure all other connections are secure, such as cables for network, USB, or any other type of connection. If necessary, try unplugging and plugging back in all connections to help reset the connections.
Check to make sure the scanner is turned on. Some scanners have an on/off switch which needs to be switched on in order to work. If the scanner has a touch screen or LCD display, make sure it is active and functioning properly.
Check to make sure the correct software is installed and up to date. Without the correct software, the scanner will not function properly. If the software is present and up to date, make sure all other important programs, drivers, and applications are also updated. It is also important to make sure any security programs, such as anti-virus or firewall software, are not blocking the scanner from functioning properly.
Try restarting the scanner or the computer the scanner is connected to. Sometimes a restart can help.
If these steps do not work, it may be necessary to uninstall and then reinstall the scanner software. Follow the manufacturer’s instructions for uninstalling and reinstalling the software. Be sure to check for updates once you’ve reinstalled the software.
If none of the above steps work, it is possible that the scanner itself has failed. Contact the manufacturer or a qualified technician for assistance. They may be able to diagnose and repair the scanner, or provide you with a replacement.