|SatyendraPV, I suspect you have lots of garbage that needs to be handled. That'd account for the slow response. Recommend you clean things beforehand by running CCleaner (get it free @: http://www.ccleaner.com/). It's fully configurable and fast.|
If you need still more after that, FWIW, Windows seems to have been plagued with shutdown problems of one sort or another since day 1. I use a standalone shutdown proggie (for convenience) called 'Slawdog' (said to work on all versions). Get it free @:
among other places. Works good and I drag/dropped the icon into my quick launch so it'd be handy for use.
Ed in Texas.