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Malwarebytes AdwCleaner

What Malwarebytes AdwCleaner is
Malwarebytes AdwCleaner is a free Windows utility for finding and removing adware, potentially unwanted programs (PUPs), and browser hijackers. It can also scan for unwanted software that came preinstalled on a Windows computer. Malwarebytes describes it as a cleaner for home users and technicians.
After a scan, users can select detections to quarantine and disable, then restart the device to complete cleanup. Scan results also let users choose whether to delete or restore detected items. The command-line interface can scan and list detections, scan and quarantine them, or uninstall AdwCleaner. Suspected false positives can be reported from scan results for review by Malwarebytes malware removal specialists.
AdwCleaner supports Windows 11, Windows 10, and Windows 8.1. Windows XP, Vista, 7, and 8 are no longer supported. Listed minimum requirements are an 800 MHz CPU with SSE2, 512 MB RAM, and 10 MB of free disk space. With a firewall, it requires outbound port 443 access to three Malwarebytes or AdwCleaner service addresses listed in its system requirements. Malwarebytes distinguishes AdwCleaner’s focus on adware, PUPs, and browser hijackers from Malwarebytes Free, which also removes threats such as viruses, trojans, botnets, and ransomware.
Who it suits
AdwCleaner suits Windows home users and technicians looking for a free tool focused on adware, PUPs, browser hijackers, and unwanted preinstalled software. It also offers command-line scan and quarantine options for users who want those operations outside the main interface.
What it does well
- Scans for and removes adware, PUPs, and browser hijackers.
- Can find unwanted software preinstalled on Windows computers.
- Lets users quarantine, delete, or restore detected items.
- Provides command-line scan and quarantine options.
- Allows suspected false positives to be reported for review.
What to know first
- Supports Windows 11, 10, and 8.1; older versions are unsupported.
- Targets a narrower set of threats than Malwarebytes Free.
- Firewall use requires outbound port 443 access to listed service addresses.
Limits
The free utility focuses on adware, PUPs, and browser hijackers; Malwarebytes says Malwarebytes Free also removes viruses, trojans, botnets, and ransomware. Windows XP, Vista, 7, and 8 are no longer supported.
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Malwarebytes AdwCleaner | Free adware and unwanted-program cleaner · Windows | Free |
As malwarebytes.com lists them, read 9 Oct 2026. The maker's own page has the final word.
Getting started
- Visit malwarebytes.com/adwcleaner.
- Use a computer running Windows 11, Windows 10, or Windows 8.1.
- Check that the computer meets the listed minimums: 800 MHz CPU with SSE2, 512 MB RAM, and 10 MB free disk space.
- If using a firewall, allow outbound port 443 access to the three service addresses listed in the system requirements.
- Run a scan and choose whether to quarantine, delete, or restore detected items.
- Restart the device to complete cleanup after quarantining and disabling items.
Verdict
Choose AdwCleaner if you need a free Windows cleaner focused on adware, PUPs, browser hijackers, or unwanted preinstalled software. Look elsewhere if you need the broader threat coverage Malwarebytes attributes to Malwarebytes Free, including viruses, trojans, botnets, and ransomware.
Questions
How much does Malwarebytes AdwCleaner cost?
Its plan costs nothing.
Does AdwCleaner have a free plan or trial?
It has a free plan and no free trial.
Which Windows versions does AdwCleaner support?
The current requirements list Windows 11, Windows 10, and Windows 8.1. Windows XP, Vista, 7, and 8 are no longer supported.
What does AdwCleaner detect?
It detects and removes adware, potentially unwanted programs, and browser hijackers. It can also scan for unwanted preinstalled software on Windows computers.
Can I use AdwCleaner from the command line?
Yes. Its command-line interface can scan and list detections, scan and quarantine detections, or uninstall AdwCleaner.
What should I know about cleanup and false positives?
Users can choose to quarantine, disable, delete, or restore detected items; cleanup after quarantine and disabling is completed by restarting the device. Suspected false positives can be reported from scan results for review by Malwarebytes malware removal specialists.
Facts from Malwarebytes AdwCleaner's own pages
- Command line
- The command-line interface can scan and list detections, scan and quarantine detections, or uninstall AdwCleaner. · help.malwarebytes.com, 9 Oct 2026
- Company security reporting
- Malwarebytes invites independent researchers to report product vulnerabilities through its coordinated vulnerability disclosure program. · malwarebytes.com, 9 Oct 2026
- False positives
- Users can report a suspected false positive from scan results so Malwarebytes malware removal specialists can review it. · help.malwarebytes.com, 9 Oct 2026
- Headquarters
- Santa Clara, California, USA · malwarebytes.com, 28 Sept 2026
- Intended users
- Malwarebytes describes AdwCleaner as a cleaner for home users and technicians. · malwarebytes.com, 9 Oct 2026
- Internet access
- With a firewall, AdwCleaner requires outbound port 443 access to three Malwarebytes or AdwCleaner service addresses listed in its system requirements. · help.malwarebytes.com, 9 Oct 2026
- Minimum requirements
- The listed minimums include an 800 MHz CPU with SSE2, 512 MB RAM, and 10 MB free disk space. · help.malwarebytes.com, 9 Oct 2026
- Preinstalled software
- The utility can scan for and remove unwanted preinstalled software from Windows computers. · help.malwarebytes.com, 9 Oct 2026
- Product scope
- Malwarebytes says AdwCleaner targets adware, PUPs, and browser hijackers, while Malwarebytes Free also removes threats such as viruses, trojans, botnets, and ransomware. · malwarebytes.com, 9 Oct 2026
- Purpose
- AdwCleaner detects and removes adware, potentially unwanted programs (PUPs), and browser hijackers. · malwarebytes.com, 9 Oct 2026
- Quarantine and restore
- After a scan, users can choose whether to delete or restore detected items. · help.malwarebytes.com, 9 Oct 2026
- Scanning and cleanup
- After a scan, users can choose detected items to quarantine and disable, then complete cleanup by restarting the device. · help.malwarebytes.com, 9 Oct 2026
- Support guidance
- The cleanup guide warns users not to run Basic Repair unless instructed by a support agent. · help.malwarebytes.com, 9 Oct 2026
- Windows support
- The current system requirements list Windows 11, Windows 10, and Windows 8.1; Windows XP, Vista, 7, and 8 are no longer supported. · help.malwarebytes.com, 9 Oct 2026
Where Malwarebytes AdwCleaner stands on Freedom251
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