Take the 2-minute tour ×   I am responsible for more than 100
PC's in a medium sized company, and when I install new PC's with
the default windows settings, I always wonder which settings
could actually be changed to optimize the PC for performance
(without loss of functionality).  Our default PC image includes
office apps and a lot of security apps, so the initial boot time
on a brand new Lenovo T400 is more than 3 mins. Of course
network domain and logon scripts is a time consuming factor, but
still I feel there's room for improvement in the OS.  We still
run WinXP, but most core settings in both WinXP and Vista have
roots back to Win2000 and NT, so please share your answer
regardless which Windows Version you use. (If your setting is
Vista specific though, please indicate this in your answer -
Thanks!).  So to my question:  "What default settings do you
change immediately after installing windows to optimize for
performance, while not losing functionality?"  (If you turn off
things like firewall or built-i