"4) Configuring desktops and settings. Desktop,network,control
panel and screen saver all the setting is little different as
compare to windows so in the first look most of the non-techies get
confused on how to configure their desktop.
"5) Installing Software. This is the most confusing and
difficult thing for non-techie because software installation is
totally different in linux as compare to windows.We have to install
from sources rather than just running a setup files."