This entry has information about the startup entry named windows scanner service that points to the winscnr.exe file. this program should not be allowed to start. please visit this result for more. If you have a scanner, this app makes it easy to scan documents and pictures and save them where you'd like. whether you're scanning a photo from the flatbed or scanning multiple pages by using a document feeder, the scan app is the perfect assistant.. Log on to the scanner manufacturer website and update the latest driversoftware for the device and check if it helps. method 4: if you are still unable to start the “windows image acquisition” service, perform a system file check for any system file corruptions..