Run a Scan

Before you start, make sure you have all your programs and data backed up, and that you can restore Windows to its factory condition if necessary. Your PC probably has a hidden recovery partition that will do this. Your PC may well prompt you to do this each time you restart it. Start by making a list of your useful Firefox extensions and then uninstalling and re-installing Firefox.

Make sure you download the new version from https: Does your new, guaranteed-legitimate version of Firefox still have a redirection problem? If not, you can start to install the extensions you need.

You could start with Adblock Edge — a forked version of Adblock Plus — and then install one extension per day. Next, replace your Hosts file, since one of its purposes is to redirect websites. This also works on non-Windows systems. Follow the instructions to install it, bearing in mind that you must have Administrator access. This can detect and fix problems with proxy settings and search redirects, hijacked routers and so on. Start by saving the free MBAM to your desktop, updating its detection database, and running a quick scan. In many cases it left behind executable files.

The numerous leftover malware traces earned it an overall score of 7. On the same scale, Malwarebytes got 5.

Download and run Norton Power Eraser - Free virus and malware removal tool

Power Eraser's 7. But perfection isn't necessarily the focus with Power Eraser.

Rather, it aims to knock out active malware, so your regular antivirus can function correctly and finish the cleanup job. If a zero-day virus slips past your antivirus and infects your computer's files, it's bad, but you can recover. Once the antivirus company sends an update that handles the brand-new virus, your antivirus can clean up the mess.


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The same isn't true of ransomware. A ransomware attack that slips past your antivirus can freely encrypt your precious documents. If the antivirus removes the ransomware a few days later, that's no help. It might even hinder your ability to pay the ransom, should you decide to do so. Power Eraser isn't the tool for ransomware protection.

Fortunately, you can choose from an assortment of free utilities specifically aimed at ransomware. Our Editors' Choice for free ransomware protection is CyberSight RansomStopper , which supplements your regular antivirus with effective behavior-based algorithms aimed at ransomware.

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If not, consider putting it on a thumb drive attached to your keychain. You might as well add Malwarebytes, too. Now if you're visiting relatives and they need help with malware, you have a couple of ways to help them. We don't name an Editors' Choice in this feature-limited category, but Power Eraser and Malwarebytes are good tools have.

No Install Needed

Bottom Line: IObit Malware Fighter Pro. He was present at the formation of the Association of Shareware Professionals, and served on its board of directors. See Full Bio. This newsletter may contain advertising, deals, or affiliate links. Subscribing to a newsletter indicates your consent to our Terms of Use and Privacy Policy. You may unsubscribe from the newsletters at any time.

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Terms of use. Pros Removes malware that gets past regular antivirus, or that prevents antivirus installation. Cons May remove valid programs. Bottom Line Symantec Norton Power Eraser wipes out threats that get past your antivirus, or that prevent antivirus installation. Similar Products. Malwarebytes Free. Avast Free Antivirus Kaspersky Free.

Norton Power Eraser

Bitdefender Antivirus Free Edition Sophos Home Free. Avira Antivirus Comodo Cleaning Essentials 6. When you see a prompt to restart the computer, click Restart. If you do not want to include the Rootkit scan, go to Settings , and uncheck the option Include Rootkit scan requires a computer restart. When Norton Power Eraser completes the scan, it displays the scan results. The items that Norton Power Eraser considers as risks, display the status as Bad and recommended action as Remove. The items that require further review display the status as Unknown. If you see any files that are listed as Bad , the Remove check box under Action is checked automatically.

It is recommended to remove these files.

Fixing Issues with Norton Power Eraser for Mac

If you see any files that are listed as Unknown , for each of these files, click the cloud icon next to it. It sends the file to a Symantec server and scans it using the traditional signature-based detection engines. If the Cloud Scan result shows Bad for any file, click the Remove check box. The file may not be a threat, and needs further analysis.

Make sure that Create System Restore Point before proceeding with fix check box is selected.