How to remove Browser-tools.systems pop-ups

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What is Browser-tools.systems

Browser-tools.systems is untrustworthy domain, that is used by advertisers to create ads, pop-ups, landing pages. This website redirects users to commercial third-party resources or even malicious pages. It may appear in Google Chrome, Mozilla Firefox or Internet Explorer. The reason of it is quite simple: you have adware program or add-on installed in browsers. Currently, according to our research, there is extension called “Browser Search Update 77.33.42” responsible for generating Browser-tools.systems pop-ups. However, other names and forms are possible. Adware, like chameleon may adjust to antiviruses and hide itself from users. Read our guide to remove Browser-tools.systems pop-ups and applications causing it from your computer.

Browser-tools.systems pop-up

How Browser-tools.systems infected your PC

Browser-tools.systems may appear in your browser after installation of unwanted programs downloaded from doubtful sites. Such software can run on system startup or on browser start to display ads and create redirects. Some antiviruses may protect your PC from Browser-tools.systems, but to remove it we recommend using quality anti-malware. Among the best are SpyHunter or Malwarebytes Anti-Malware.

Download Removal Tool

Download Removal Tool

compatible with microsoft

To remove Browser-tools.systems completely we recommend you to use SpyHunter from EnigmaSoftware Group LLC. It detects and removes all files, folders and registry keys of Browser-tools.systems and several millions of other adware, hijackers, toolbars.

Remove Browser-tools.systems manually for free

Here is manual step-by-step tutorial for full Browser-tools.systems removal from your computer. This works 99% and was checked with the latest versions of Browser-tools.systems installer on operating systems with latest updates and browser versions.

Note: Browser-tools.systems can be installed as Google Chrome extension as Administrator (you may see Installed by enterprise policy inscription near it), and this will not allow removal. Therefore, before starting removal process, perform these actions:

  1. Start the Command Prompt by clicking the Start menu button and typing command prompt (or just searching for “command prompt” in Windows 10 search field). Right click on the Command Prompt result and choose Run as Administrator.
  2. start command prompt as administrator

  3. Type in and execute the following commands:


    rd /S /Q "%WinDir%\System32\GroupPolicyUsers"
    rd /S /Q "%WinDir%\System32\GroupPolicy"
    gpupdate /force

  4. update group policy in windows

Remove Browser-tools.systems from Control Panel

To start removing Browser-tools.systems you should uninstall it using Control Panel. It can be present by different names – “Browser-tools.systems”. It should uninstall correctly, however, we recommend you to use IObit Uninstaller Pro to clean leftover items after uninstalling. Here are instructions for Windows XP, Windows 7 and Windows 8.

Remove Browser-tools.systems from Windows XP:

  1. Click on Start button.
  2. Choose Control Panel.
  3. Click Add or Remove Programs.
  4. Find Browser Search Update 77.33.42.
  5. Click Uninstall.

Remove Browser-tools.systems from Windows 7:

  1. Click Start button.
  2. Then go to Control Panel.
  3. Click Uninstall a Program.
  4. Find Browser Search Update 77.33.42 and click Uninstall.

Remove Browser-tools.systems from Windows 8:

  1. Hover mouse pointer to the bottom-right corner to see Menu.
  2. Click Search.
  3. After that click Apps.
  4. Then Control Panel.
  5. Click Uninstall a Program under Programs.
  6. Find Browser Search Update 77.33.42, click Uninstall.

Remove Browser-tools.systems from Windows 10:

There are 2 ways to uninstall Browser-tools.systems from Windows 10

Way one
  1. Click on the Start button.
  2. In opened menu choose Settings.
  3. Click on the System tile.
  4. Click Apps & features and locate Browser Search Update 77.33.42 in the list.
  5. Click on it and then click Uninstall button near it.
Way two (classic)
  1. Right-click on the Start button.
  2. In opened menu choose Programs and Features.
  3. Locate Browser Search Update 77.33.42 in the list.
  4. Click on it and then click Uninstall button above.

Cannot uninstall Browser-tools.systems

In some cases Browser-tools.systems won’t uninstall and gives you message that “You do not have sufficient access to uninstall Browser-tools.systems. Please, contact your system administrator” when you try to remove it from Control Panel or “Access denied” error when removing Browser-tools.systems folder and files. This happens, because process or service does not allow you to do it. In this case I will recommend you to use SpyHunter 4 or Malwarebytes AntiMalware or uninstall Browser-tools.systems in Safe Mode. To boot in Safe Mode do the following:

  1. Reboot your computer.
  2. While it starts booting type F8 button.
  3. This will open Advanced Boot Options menu.
  4. Choose Safe Mode and wait until Windows loads.
  5. Go to Control Panel > Uninstall a program and remove “Browser Search Update 77.33.42”

>> See detailed instructions and video tutorial on how to boot in Safe Mode

Remove malicious add-ons from your browsers

Uninstalling Browser-tools.systems from Control Panel often does not bring desired effect. It sometimes have browser extension and it may still be active in Google Chrome and Mozilla Firefox. Here are instructions on how to remove Browser-tools.systems related extension from your browsers manually.

Google Chrome:

  1. Start Google Chrome browser
  2. In address box type (or copy-paste) chrome://extensions/.
  3. Find Browser Search Update 77.33.42.
  4. Click the trash can icon to remove them.
  5. Also remove other suspicious extensions from the list.

Mozilla Firefox:

  1. Start Mozilla Firefox browser.
  2. In address box type (or copy-paste) about:addons.
  3. Choose Browser Search Update 77.33.42.
  4. Click Disable or Remove button.
  5. Remove all suspicious extensions from the list.

Internet Explorer (9, 10, 11):

Note: There is no feature to remove browser extensions from browser in latest version of Internet Explorer. To remove Browser-tools.systems from Internet Explorer, please, perform instructions for uninstalling program from Control Panel. To disable Browser-tools.systems, please, do the following:

  1. Open Internet Explorer.
  2. Click on gear/asterisk icon in the top-right corner.
  3. In opened menu Manage Add-ons.
  4. Select Toolbars and Extensions.
  5. Click Disable Browser Search Update 77.33.42.
  6. Also disable other suspicious extensions from the list.

Opera Browser:

Generally, Browser-tools.systems does not install in Opera browser however you can always double check. Do the following:

  1. Start Opera browser.
  2. Go to Tools > Extensions > Manage Extensions.
  3. Find Browser Search Update 77.33.42 extension.
  4. Click Uninstall button.
  5. Also remove other suspicious extensions from the list.

Reset browsers settings (homepage, default search)

Browser-tools.systems installs search engine that hijacks your browsers. Here is instruction to reset your browsers homepage, newtab and search engine to default values.

Google Chrome:

  1. Start Google Chrome browser
  2. In address box type (or copy-paste) chrome://settings/.
  3. Scroll down and find Show advanced settings link.
  4. Click on it and scroll down to the bottom again.
  5. Click Reset browser settings button and click Reset to confirm.

Mozilla Firefox:

  1. Start Mozilla Firefox browser.
  2. In address box type (or copy-paste) about:support.
  3. Click Reset Firefox… button.
  4. Click Reset Firefox to confirm.

Internet Explorer (9, 10, 11):

  1. Start Internet Explorer.
  2. Click on gear/asterisk icon in the top-right corner.
  3. In opened menu choose Internet options.
  4. Click Advanced tab.
  5. Click Reset button.
  6. Choose Delete personal settings and click Reset.

Opera Browser:

  1. Close Opera and open command prompt from the start menu.
  2. Type following command del %AppData%\Opera\Opera\operaprefs.ini
  3. Start Opera.

Alternative way to remove adware browser extensions and reset browser settings

avast browser cleanup For safe and effective browser extension removal use avast! Browser Cleanup utility. Run it with administrator privileges and remove all extensions with bad rating including related to Browser-tools.systems. You can also reset your browser settings for each of your browsers: Internet Explorer, Google Chrome, Mozilla Firefox.

Download Browser Cleanup

Cleaning browsers shortcuts

shortcut cleaner You can clean your browser shortcuts manually right-clicking on your browser icon, choosing “Properties” and removing hijacker address from “Target” field (leave just the path to your browser). However it is easier to use free Shortcut Cleaner from BleepingComputer. Download it here – its FREE:

Download Shortcut Cleaner

Final tips

Be careful surfing the internet and downloading software, as programs like Browser-tools.systems may become a real headache as they are hard to remove and break your privacy. To keep safe from such threats we recommend you always use antivirus and one of anti-malware programs available on the market. One of the best anti-spyware and anti-malware programs is SpyHunter. It can protect your PC from threats like Browser-tools.systems.

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