July 18, 2026

How To Remove Browser Hijackers: Step-by-Step for Beginners

Have you ever opened your web browser only to find that your homepage has changed, your searches are being redirected, or strange toolbars have appeared without your permission? If so, your computer may have been infected with a browser hijacker.

Browser hijackers are a common type of malware that changes your browser settings to send you to unwanted websites, display advertisements, or collect information about your browsing habits. While they aren’t usually as destructive as ransomware or viruses, they can be frustrating, reduce your privacy, and sometimes lead to more serious security threats.

The good news is that browser hijackers can usually be removed by following a few simple steps.

In this beginner-friendly guide, you’ll learn how to identify a browser hijacker, remove it safely, and help prevent it from returning.

What Is a Browser Hijacker?

A browser hijacker is a type of malicious software that changes your web browser without your permission.

It may:

Change your homepage
Replace your default search engine
Redirect searches
Install unwanted extensions
Display excessive advertisements
Track your browsing activity

Many browser hijackers arrive bundled with free software or are installed after clicking misleading advertisements.

Common Signs of a Browser Hijacker

You may have a browser hijacker if you notice:

Your homepage changes on its own.
Your default search engine is different.
Searches redirect to unfamiliar websites.
New browser toolbars appear.
Excessive pop-up advertisements.
New tabs open automatically.
Your browser feels unusually slow.

If several of these symptoms appear together, it’s time to investigate.

Helpful resource:
Signs Your Computer May Have Malware

Step 1: Disconnect From Suspicious Websites

If your browser is behaving strangely:

Close suspicious tabs.
Avoid clicking advertisements.
Do not download recommended “cleanup” tools from pop-ups.

Many fake warning pages try to trick users into installing additional malware.

Stay calm and avoid interacting with suspicious websites.

Step 2: Run a Full Malware Scan

Before changing browser settings, check your computer for malware.

Open your antivirus software.
Update the malware definitions.
Start a Full Scan.
Remove any detected threats.

A malware scan may remove the hijacker automatically.

Step 3: Remove Suspicious Programs

Browser hijackers are often installed alongside unwanted software.

To check installed programs:

Open Settings.
Select Apps.
Choose Installed Apps (or Apps & Features).
Sort by Install Date if available.
Look for unfamiliar or suspicious software.
Uninstall anything you don’t recognize that appeared around the time the problem started.

Be careful not to remove software you’re unsure about without researching it first.

Step 4: Remove Suspicious Browser Extensions

Extensions can also cause browser hijacking.

Open your browser’s extension manager and review every installed extension.

Remove extensions that:

You don’t remember installing.
Have suspicious names.
Were added recently.
Have poor reviews or unknown publishers.

Restart your browser after removing unwanted extensions.

Step 5: Restore Your Homepage

Many browser hijackers replace your homepage.

To restore it:

Open your browser’s Settings.
Find the Home or Startup section.
Select your preferred homepage.
Remove unknown websites.

Restart your browser to verify the change remains.

Step 6: Restore Your Default Search Engine

Hijackers often replace your search engine.

Open browser settings and:

Locate Search Engine settings.
Select your preferred search provider.
Remove unfamiliar search engines if possible.

Searches should now return normal results.

Step 7: Clear Browser Data

Removing stored browser data can eliminate leftover tracking information.

Clear:

Cached files
Cookies
Site data

You usually don’t need to remove saved passwords unless specifically recommended.

Step 8: Reset Your Browser (If Needed)

If problems continue, resetting the browser may help.

A browser reset usually:

Disables extensions
Restores default settings
Resets search providers
Restores the homepage

Bookmarks and saved passwords are usually preserved, but verify your browser’s reset options before proceeding.

Step 9: Update Your Browser

Older browsers may contain security vulnerabilities.

Make sure your browser is fully updated.

Popular browsers usually update automatically, but you can manually check for updates in the browser’s settings menu.

Keeping your browser updated improves both security and performance.

Step 10: Restart Your Computer

Once you’ve completed the cleanup:

Restart your computer.
Open your browser.
Test several searches.
Confirm your homepage remains unchanged.
Verify that redirects have stopped.

If the problem returns immediately, additional malware may still be present.

What If the Browser Hijacker Comes Back?

Some browser hijackers reinstall themselves.

If that happens:

Run another Full Scan.
Use a second malware scanner.
Check for newly installed software.
Review browser extensions again.
Perform a Microsoft Defender Offline Scan.

Persistent infections may require more advanced troubleshooting.

Common Browser Hijacker Mistakes

Clicking Fake Virus Warnings

Many browser hijackers display fake alerts claiming your PC is infected.

Never click these warnings.

Installing Free Software Too Quickly

Many unwanted programs are bundled with free downloads.

Always choose Custom or Advanced installation when available and read each screen carefully.

Ignoring Browser Updates

Security updates often fix vulnerabilities exploited by browser hijackers.

Reinstalling the Browser First

Completely reinstalling your browser usually isn’t necessary.

Most browser hijackers can be removed by following the steps in this guide.

How To Help Prevent Browser Hijackers

Prevention is much easier than removal.

Follow these habits:

Download software only from trusted websites.
Keep Windows updated.
Keep your browser updated.
Use reliable antivirus software.
Avoid clicking suspicious advertisements.
Read software installation screens carefully.
Scan your computer regularly.

Good browsing habits greatly reduce your risk.

Related guides:

Frequently Asked Questions

Is a Browser Hijacker a Virus?

Not always. Browser hijackers are generally considered a type of malware, but they usually focus on changing browser settings rather than infecting files like traditional viruses.

Can Windows Defender Remove Browser Hijackers?

In many cases, yes. Microsoft Defender can detect and remove many browser hijackers. However, stubborn infections may require an additional malware removal tool.

Will Resetting My Browser Delete My Bookmarks?

Most modern browsers preserve bookmarks during a reset, but it’s always a good idea to back them up first if possible.

Can Browser Hijackers Steal My Information?

Some browser hijackers collect browsing data, track your searches, or monitor websites you visit. More advanced threats may also try to collect personal information, which is why removing them promptly is important.

Final Thoughts

Browser hijackers are frustrating, but they’re usually much easier to remove than many other types of malware. By following a careful, step-by-step approach, you can restore your browser, remove unwanted software, and reduce the chances of the problem returning.

Remember to:

Run a Full Malware Scan.
Remove suspicious programs and browser extensions.
Restore your homepage and search engine.
Clear your browser data.
Keep Windows and your browser updated.
Download software only from trusted sources.

Practicing safe browsing habits and performing regular PC maintenance will go a long way toward keeping your browser secure and your online experience frustration-free.

Continue learning here:
PC Maintenance for Beginners Hub Page

Tim the PC Assistant

How To Remove Browser Hijackers