DOS.
For IBM-compatible PCs, the aboriginal operating arrangement was Microsofts deejay operating system, or DOS. IBM apprenticed with the thenstartup Microsoft aggregation to accumulation the operating arrangement for the antecedent IBM PC; Microsoft purchased the absolute QDOS (Quick and Dirty Operating System) from Seattle Computer Products and acclimatized it as all-important for the new computer system. [...]

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 problem.
Scan your computer with your antivirus software like kaspersky or avg. Then if this problem cant solve, you can try this:
You must have winrar software or [...]

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 also causes following problems to a few users:

It doesnt download a file and gives warning message: “Blocked: Download may contain a virus or spyware“, even you [...]

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 save it as eicar.com. Your Anti-virus will then either not let you save it of when you have saved it will remove it for you. Dont worry about it. Your pc not crash. European Institute for [...]

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. Not only they dont let u open your drives with left click and also display weird ASCII characters when you are click a drive
1. In [...]

Keeping your computer defended is a claiming and it can additionally be expensive. If you acquirement bartering anti-virus software, claimed firewalls, and anti-spyware articles you can pay hundreds of dollars and accumulate advantageous every year for updates. Fortunately there are aerial affection chargeless solutions available.
ZoneAlarm Claimed Firewall
Free aegis software to accumulate hackers and added awful [...]