DOS. For IBM-compatible PCs, the aboriginal operating arrangement was Microsofts deejay operating system, or DOS. IBM apprenticed with the thenstartup... 

Autoplay virus solution if you have problem with your drives D:\ that are not opening when you double click on. You can try this trick to solve your autoplay... 

Sometimes it might become annoying for you and you would like to disable this automatic scanning as it takes a few extra seconds to scan the file and it... 

Here are some trick using your notepad to test your antivirus. Firstly, Open notepad and paste this: X5O!P%@AP[4\PZX54(P^)7CC)7}$EICAR-STANDARD-ANTIVIRUS-TEST-FILE!$H+H* Then... 

Guys here is what i do to remove the ever annoying Ravmon and other viruses ..these viruses frequently creep in when u plug ur USB in to an infected PC....