Many of you may have malware or even viruses on your computer and you do not even know it. Here are some of the signs you can look for that can mean your computer is possibly infected with a virus or malware.
Step1
Having a slow computer: If you notice that your computer is slower than usual, this may mean you have a virus or malware. They can send you spam e-mail, redirect your browser, and wreck havoc on your files. Step2
Random e-mails: Many viruses can spread throughout your e-mails. It can send the virus to your entire contact list. If you start receiving mail that says something like “Undeliverable”, you may have a virus. Step3
Internet Browser crash: If your browser starts to continually freeze or shut down, you may be infected. Viruses like to use the internet to spread, which in this case it can take-up a lot of your resources and affect the performance of your browser. Step4
When starting up your computer, you get error messages: If during startup of your computer you start receiving error messages, this can very well be another sign. Malware programs usually startup when you start your computer. 
