I am giving you one of the important trick which is for Disabling the Autorun in the Computer.The Autorun Enable was good, but it sometimes became the Loophole for some of the Viruses, and Trojans.So it is better to Disable Autorun, but it is totally based on your choices.
Let see how to disable the Autorun in the Computer
1) Go to Start
2) Go to Run by Pressing Windows+R keys
3) Type gpedit.msc ( Group policy Editor ).
4) Now click on the Computer Configuration in that panel
5) Now go to the Administrative Templates in that panel.
6) Now Finally come to the System in that panel.
7) Now you Turnoff the Autoplay and modify it as your wish.
Let see how to disable the Autorun in the Computer
1) Go to Start
2) Go to Run by Pressing Windows+R keys
3) Type gpedit.msc ( Group policy Editor ).
4) Now click on the Computer Configuration in that panel
5) Now go to the Administrative Templates in that panel.
6) Now Finally come to the System in that panel.
7) Now you Turnoff the Autoplay and modify it as your wish.