No it's not safe to delete the whole lot. You will delete the files that are needed to run your scanner software.
Why were you putting "scan" into the Windows Search Box? I'm sure you must have had a good reason?
iPhone X review
Political cartoons in 2017: Chris Riddell, Rebecca Hendin and Dave Brown on what it’s like to…
The best iPhone for 2017
Tennis : comment regarder la finale de la Coupe Davis 2017 ?