Check the following points before installing ScanGear (scanner driver). Check these also when you cannot install ScanGear.
If the machine and computer are connected with a USB cable, disconnect the USB cable from the computer.
Close all running applications.
Log on to an administrator account.
NoteIf an older version of ScanGear is already installed, delete (uninstall) it beforehand.
See "Deleting the Unnecessary ScanGear (Scanner Driver)" for details.
Obtaining the Latest ScanGear (Scanner Driver)