Virus or Malware Infection

Problem

Malicious software affects computer performance, security, or user data.

Symptoms

• Computer becomes slow.

• Unknown applications appear.

• Frequent pop-ups appear.

• Browser settings change.

• Files become corrupted.

• Unusual network activity occurs.

Possible Causes

• Downloading unsafe files.

• Opening suspicious email attachments.

• Visiting unsafe websites.

• Using infected USB devices.

• Lack of antivirus protection.

Resolution

Step 1

Disconnect from suspicious networks.

Step 2

Run a full antivirus scan.

Step 3

Remove detected threats.

Step 4

Update antivirus software.

Step 5

Delete suspicious programs.

Step 6

Restore damaged files from backup.

Prevention

• Install antivirus software.

• Avoid suspicious downloads.

• Do not open unknown email attachments.

• Keep software updated.

• Scan external storage devices.

Related Articles

• Computer Running Slowly 

• Operating System Won't Boot 

• File Cannot Be Opened