Complete Guide: How to Remove Malware From Windows PC

Malware is one of the biggest threats to computers today. From slowing your PC to stealing passwords, displaying unwanted ads, or even causing data loss—malware can be extremely dangerous. The good news is that you can remove most types of malware from Windows using simple tools and steps.

This guide explains how to remove malware from Windows safely and completely.

1. Disconnect From the Internet

The moment you suspect malware, disconnect from the internet.

Why?

Because many malware types communicate with remote servers.

2. Enter Safe Mode

Safe Mode prevents malware from running at startup.

How to enter:

Settings → System → Recovery

Restart now → Troubleshoot → Advanced options

Startup Settings → Safe Mode

Safe Mode makes malware removal easier.

3. Run Windows Defender Full Scan

Windows Defender is built into Windows 10/11 and is extremely powerful.

Steps:

Open Windows Security

Virus & Threat Protection

Full Scan

This may take up to an hour but it removes most common malware.

4. Use Malwarebytes for Deep Cleaning

Malwarebytes is one of the best anti-malware scanners.

Why it’s effective:

Detects hidden malware

Removes adware

Finds browser hijackers

Cleans registry threats

Run a Threat Scan after installation.

5. Remove Suspicious Programs

Many malware infections install unwanted apps.

Check:

Settings → Apps → Installed Apps

Uninstall unknown or recently added programs.

6. Reset Browser Settings

Browser hijacking is very common.

Reset Chrome/Edge:

Clear extensions

Clear cache

Reset homepage

This removes popup ads and redirects.

7. Delete Temporary Files

Malware often hides in temp folders.

Run:

%temp%

temp

prefetch

Delete all files inside.

8. Restore System (If Nothing Works)

If infection is strong, restore your PC to an earlier safe point.

Final Thoughts

If you follow these steps, you can easily remove malware from Windows without needing a technician. Clean your PC regularly to avoid future infections.

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