Malware is malicious software installed on your computer, smartphone and other devices without authorization. Malware typically collects information about you — the passwords you use or the websites you visit — simply by noting what you type and where you surf online. Malware may also send emails you didn’t write or spread computer viruses.
Malware is usually installed through:
Your computer may have malware if it:
If you suspect your computer has been infected with malware, take the necessary steps to remove the unwanted software from your computer.
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