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How to Scan Your LG Laptop for Viruses and Remove Malware — LG Help

If your laptop suddenly slows down or shows frequent errors, malware might be the cause. You can easily find and remove threats by updating Microsoft Defender and running a Quick Scan in Windows Security.

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What to Check First

  1. Your laptop runs noticeably slower than usual.
  2. Windows fails to start normally, or you frequently see error messages and blue screens.
  3. File names or sizes change unexpectedly, or unfamiliar files appear.
  4. You see unexpected advertising pop-ups or other suspicious activities.
  5. If your laptop suddenly slows down or shows frequent errors, malware might be the cause. You can easily find and remove threats by updating Microsoft Defender and running a Quick Scan in Windows Security.
  6. Removing malware may also delete infected files. If critical Windows files are affected, Windows may not start normally after the threats are removed.
  7. Back up your important documents and photos to a USB storage device or an external drive before scanning. Do not back up files you suspect are infected.
  8. Use only one antivirus program. Running multiple real-time antivirus programs at the same time can cause software conflicts and slow down your laptop.
  9. Viruses, spyware, ransomware, and other malware can cause the following issues on your laptop:.
  10. These symptoms do not always mean that the laptop is infected. However, if you suddenly experience these issues, run a scan in Windows Security immediately.

Why This Can Happen

Symptoms can have more than one cause, and the correct steps depend on the exact model, installation and operating conditions. Use the checks above to narrow the issue before service.

Safety and Model-Specific Guidance

Stop troubleshooting if you notice burning, electrical damage, unsafe heat, gas odor, refrigerant concerns, or water near electrical components. Follow the official LG USA instructions for your exact model.

Frequently Asked Questions

What should I check first for How to Scan Your LG Laptop for Viruses and Remove Malware?

Your laptop runs noticeably slower than usual.

When should I stop troubleshooting and contact LG?

Stop if the product shows signs of electrical damage, burning, leaking near electrical components, or if the recommended checks do not resolve the issue. Use LG USA support for model-specific service guidance.

Does this guidance apply to every LG model?

Not always. Controls, error codes and service steps can differ by model. Confirm the exact model number and follow the linked LG USA article for model-specific instructions.

Related LG Products

These model pages are linked because the stored category or exact model matches this Help Library topic.

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