Below, I have listed the signs that will help you identify if your PC is infected – and what to do about it.
#1 Sudden Slowdown in your computer speed
Malware and viruses have the tendency to slow down your operating system. You could notice the decrease in speed while browsing the internet or transferring files from your computer. The computer will be slow to boot up.
#2 Frequent Crashes
If you are infected with any kind of virus or malware then you might know the infamous BSOD (Blue screen of death) the BSOD is the clear warning that your computer is not working properly and is infected by virus or malware. Mostly BSOD appears if your system is infected by malware.
#3 Applications take much time to start
If you often run a particular app and all of a sudden you notice some error reporting or taking more than average time to start than you need to scan your PC for viruses and malware. Although sometimes viruses might not be the reason for the problem but leading antivirus service providers believe that viruses or malware effects a lot on Applications.
#4 Popups appearing out of nowhere
The windows jumping on the screen with false proposals for program installation, casino ads or even porn sites offers are not as common as in the 1990s or early 2000s, however, are not totally free of these inconveniences, which still exist to toast the patience of many. Act calmly when they appear and close one at a time and avoid clicking on content not to aggravate the invasion even more.
#5 Firewalls and antivirus disabled
Suppose if you perform a routine cleaning on your computer and note that your antivirus is simply not on. It is the typical characteristic of many threats that they disable security systems. The main purpose of malware is to get your machine not to realize the current virus or to make room for new invaders.
#6 False security programs
Here, the item is the opposite of the previous one: a security program you have never installed and make sure that did not lower jumps on the screen warning that your computer is infected and that, with a tempting click will scan and clean the system. Be wary of offers too good, avoid accepting these proposals and wipe any trace of those programs that exist on your computer.
#7 Forwarding sites
You do a Google search and it goes to a different browser? Or click to go to a news portal and end up on a site with the “suggestion” of updating a plugin like Flash? Normally, traffic redirection means that software that should not be there has been installed. It can exist in the form of an extension to the browser or to a code entered in the item “Destination” tab “Properties” program. In addition, to clear your browser cache and uninstall extensions to see if the problem is solved, it is the same case of popups tip: avoid as much as possible click on the contents.
#8 Enormous internet traffic
Depending on the type of virus or malware housed on your PC, chances are it can use your bandwidth to download data and files to the machine or “kidnap” your connection and turn your computer into part of a botnet. So if the internet is very slow, even when you only make everyday tasks, be suspicious. To help in this particular case, you can appeal to programs that monitor traffic and connection routing, as NetWorx Portable or iTraffic Monitor. Detected foreign objects should be removed as soon as possible.
#9 Emails and suspicious posts on social networks
You know when you receive an email rather suspicious of “party photos” from friends or see that your friend put some messages in English – usually those “nothing” suspicious links to erotic videos – on Facebook? This may mean infection, and usually, the victim clicked on the link embedded in those messages sent by someone else. Besides seeking the source of infection, seek also change the passwords of those services.
#10 You will find shortcut files.
If you suspect shortcut files on your desktop or in drive then there are chances your computer is having a shortcut virus. So if you see such shortcut files in you Computer or Pendrive then these are the sure signs that your computer or pen drive contains the stubborn Shortcut virus. This is a kind of virus which will not get detected by a normal antivirus.
After reading all the signs you must be aware to the fact that installing a series of security programs and forgetting about them doesn’t secure you from virus attacks. Knowledge is our best weapon so we must learn the art of knowing how malicious software behaves