How to remove Weknow.ac

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What is Weknow.ac?

Weknow.ac may take place of your browser’s homepage and search engine and resist to prevent these changes. If this happened to your browser, then you have browser hijacker installed. Browser hijacker is a type of malware which is used for link promotion and advertising purposes. Weknow.ac primarily affects Mac computers in order to promote another infamous PUP – MacKeeper. You may also face altered search results, various pop-up advertisements, constant redirects, all of this is to make you visit certain websites. At worst, you may end up infecting your computer with other malware programs or even viruses. Thus, we advise you to remove Weknow.ac asap. There are 2 solutions to this problem – either automatic or manual ways. Just know that manual removal might require above-average skills, so if you don’t feel experienced enough, you may apply to the automatic removal tool.

Weknow.ac page


How to remove Weknow.ac?

To make sure that the hijacker won’t appear again, you need to delete Weknow.ac completely. For this, you need to remove the application then check the drives for such leftovers as Weknow.ac files and registry entries.
We should warn you that performing some of the steps may require above-average skills, so if you don’t feel experienced enough, you may apply to automatic removal tool.

Download CleanMyMac

Performing an antimalware scan with CleanMyMac Removal Tool would automatically search out and delete all elements related to Weknow.ac. It is not only the easiest way to eliminate Weknow.ac, but also the safest and most assuring one.


Steps of Weknow.ac manual removal

Uninstall Weknow.ac from the system

As it was stated before, more likely that the hijacker appeared on your system brought by other software. So, to get rid of Weknow.ac you need to call to memory what you have installed recently.

Remove Weknow.ac from Applications

  1. Open a Finder window
  2. Click Applications line on the sidebar
  3. Select the application related to Weknow.ac right-click it and choose Move to Trash

Remove Weknow.ac from Profiles

  1. Launch System Preferences
  2. Select Profiles at the bottom of window.
  3. Choose AdminPrefs profile, click “-“ icon and enter password.

Weknow.ac

Remove Weknow.ac using Terminal

  1. Open Terminal
  2. Copy/paste:
    defaults write com.apple.finder AppleShowAllFiles YES
  3. Press Return
  4. Hold the Option/alt key, then right click on the Finder icon in the dock and click Relaunch
  5. Navigate to: /Users/yourmacname/Library/Application Support/
  6. Delete Folder: Agent
  7. Go back to Terminal and copy/paste:
    defaults write com.apple.finder AppleShowAllFiles NO
  8. Press Return
  9. Hold the Option/alt key, then right click on the Finder icon in the dock and click Relaunch

Remove Weknow.ac from browsers

Since most of the hijacker threats use a disguise of a browser add-on, you will need to check the list of extensions/add-ons in your browser.

How to remove Weknow.ac from Safari

  1. Start Safari
  2. Click on Safari menu button, then go to the Extensions
  3. Delete Weknow.ac or other extensions that look suspicious and you don’t remember installing them

How to remove Weknow.ac from Google Chrome

  1. Start Google Chrome
  2. Click on Tools, then go to the Extensions
  3. Delete Weknow.ac or other extensions that look suspicious and you don’t remember installing them

How to remove Weknow.ac from Mozilla Firefox

  1. Start Mozilla Firefox
  2. Click on the right-upper corner button
  3. Click Add-ons, then go to Extensions
  4. Delete Weknow.ac or other extensions that look suspicious and you don’t remember installing them

If the above-mentioned methods didn’t help in eliminating the threat, then it’s better to rely on an automatic way of deleting Weknow.ac.
Download CleanMyMac
We also recommend to download and use CleanMyMac to scan the system after Weknow.ac removal to make sure that it is completely gone. The antimalware application will detect any vicious components left among system files and registry entries that can recover Weknow.ac.

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