What is Macster?

Macster is a browser extension that hijacks Google Chrome, Mozilla Firefox, Internet Explorer, and more. Macster is a potentially unwanted program and comes without user’s consent. After the penetration, Macster begins to display banner ads, coupons, links to promotional sites and more. Also, Macster can install a toolbar to your browser, change your browser settings and change your homepage. Macster intended to help the user to make purchases and find the best offers of popular stores. That’s not true. Macster created for the user to spend money for nothing. Many of the proposals that are presented are not valid. Macster also can increase web traffic and slow down your computer. If you find Macster on your PC, remove it now!


How Macster gets on your PC?

Macster comes bundled with other free downloads from popular sites. Some sites can create download managers that hide malicious software. Always read the user agreement and take the time to click on the “Next” button. Also, try to choose advanced installation type. Read reviews about a particular program and use the special programs that can help you to protect your PC.

How to remove Macster from your computer?

To uninstall Macster remove it from Control Panel, then delete all files and regkeys.

In our view, there are 3 products that potentially have Macster in their database. You can try to use them for removing Macster.

Recommended Solution:

Wipersoft – fully removes all instances of viruses, similar to Macster – files, folders, registry keys.


Download Norton*Trial version of Norton provides detection of computer viruses for FREE. To remove malware, you have to purchase the full version of Norton.

Alternative Solution:

Norton Antivirus – detects files, registry values and folders of viruses that show the same behavior as Macster.


Download Norton

You can try both of these products to remove Macster

Or uninstall Macster manually.

Removing from Control Panel

Windows XP:

  1. Click Start.
  2. Control Panel.
  3. Then click Add or Remove Programs.
  4. Find Macster.
  5. Click Uninstall.

Learn more about uninstallation of programs in Windows XP.

Windows 7/Windows Vista:

  1. Click Start.
  2. Then Control Panel.
  3. Click Uninstall a Program.
  4. Find Macster and click Uninstall.

Learn more about uninstallation of programs in Windows 7.

Windows 8/Windows 8.1:

  1. Open the Menu.
  2. Click Search.
  3. After that click Apps.
  4. Then Control Panel.
  5. Then as in Windows 7, click Uninstall a Program under Programs.
  6. Find Macster, select it and click Uninstall.

Learn more about uninstallation of programs in Windows 8 (8.1).

After that remove Macster from your browser.

Google Chrome:

  1. Open Google Chrome
  2. Push Alt + F.
  3. Click Tools.
  4. Choose Extensions.
  5. Find Macster.
  6. Click the trash can icon to remove it.

Learn more about removing extensions from Chrome.

Mozilla Firefox:

  1. Open Firefox.
  2. Push Shift + Ctrl + A.
  3. Choose Macster.
  4. Click Disable or Remove button.

Learn more about removing extensions from Firefox.

Internet Explorer:

  1. Open IE.
  2. Push Alt + T.
  3. Click Manage Add-ons.
  4. Select Toolbars and Extensions.
  5. Click Disable Macster.
  6. Click More information link in the left-bottom corner.
  7. Click Remove button.
  8. If this button is grayed out – perform alternative steps.

Learn more about removing extensions from IE.

No information

Then remove following files:


And following folders


Written by Rami Douafi

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