How to remove Chromium (Windows and Mac)

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What is Chromium

Chromium is browser similar to Google Chrome. It is built on open source platform called Chromium. Many adware developers use it to develop Chrome-like browsers and install them using “bundle” along with free programs. Chromium sets itself as default browser for internet surfing and replaces Google Chrome icons on the desktop and pinned icons on taskbar. Users sometimes do not recognize the change. Chromium can show ads, pop-ups and banners, modify search results and earn on users clicks on this advertisements. It is usually has default pre-installed Cassiopessa.com (Cassiopesa.com) search or Any Search Manager extensions. This is used to promote various goods and software of low-quality. Here is complete guide and step-by-step instructions to help you remove Chromium browser from Windows or Mac.

How Chromium infected your computer

Chromium can be installed both on Mac and Windows. It uses bundled installations along with programs like uTorrent, Adobe Flash Player. This adware browser uses users inattentiveness to get installed on the computer. Users usually do not pay attention to install process of regular Windows applications. Adware developers use it to install potentially unwanted apps secretly. To protect from such apps you need to be careful during installation or use antimalware with PUP (potentially unwanted programs) protection. Among the best are WiperSoft AntiSpyware and Malwarebytes Anti-Malware – they will help you to remove Chromium browser.

Download Chromium Removal Tool for Windows

Download Removal Tool

To remove Chromium completely we recommend you to use WiperSoft AntiSpyware from WiperSoft. It detects and removes all files, folders and registry keys of Chromium and several millions of other adware, hijackers, toolbars.

Download Chromium Removal Tool for Mac

Download Combo Cleaner

To remove Chromium completely we recommend you to use Combo Cleaner. It can help you remove files, folders and registry keys of Chromium and uninstall hijackers, toolbars and unwanted add-ons from Safari browser.

Remove Chromium manually for free

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

Remove Chromium from Mac OS

Note: Chromium sets up to start on Mac OS startup. Therefore, before starting removal, perform these steps:

  1. Open System Preferences, choose Users & Groups.
  2. Choose your account (set up as Current User).
  3. Click Login Items tab.
  4. Find “runChmm” or “Chromium” entry. Select it, and click the “-“ (minus) button to remove it.

chromium or runchmm login items on mac

Note 2: Chromium may not quit just by closing it, therefore use Force Quit to end the process.

  1. Press 3 buttons at the same time: Option, Command, and Esc (Escape). This is similar to Control-Alt-Delete on a Windows PC.
  2. Choose Chromium in the list.
  3. Click Force Quit button.

Chromium force quit

Remove Chromium from Applications

Remove Chromium from Mac:

  1. In the Finder sidebar, click Applications.
  2. Chromium might have an Uninstaller. If you see Uninstall Chromium or Chromium Uninstaller, double-click it and follow the onscreen instructions.
  3. Otherwise, drag Chromium from the Applications folder to the Trash (located at the end of the Dock).
  4. Then choose Finder > Empty Trash.

Cannot uninstall Chromium

If you can’t uninstall Chromium using instructions above, or it keeps coming back, you can use free AppCleaner for Mac to remove all residual data and libraries of Chromium. Follow instructions below:

  1. Download free AppCleaner.
  2. Drag Chromium from Applications folder to AppCleaner window.
  3. Choose files and folders you want to remove along with Chromium.
  4. Click Delete button.

Remove Chromium from Windows using Control Panel

To start removing Chromium you should remove it using Control Panel. 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 Chromium from Windows XP:

  1. Click on Start button.
  2. Choose Control Panel.
  3. Click Add or Remove Programs.
  4. Find Chromium.
  5. Click Uninstall.

Remove Chromium from Windows 7:

  1. Click Start button.
  2. Then go to Control Panel.
  3. Click Uninstall a Program.
  4. Find Chromium and click Uninstall.

Remove Chromium 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 Chromium, click Uninstall.

Remove Chromium from Windows 10:

There are 2 ways to uninstall Chromium 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 Chromium 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 Chromium in the list.
  4. Click on it and then click Uninstall button above.

Cannot uninstall Chromium

In some cases Chromium won’t uninstall and gives you message that “You do not have sufficient access to uninstall Chromium. Please, contact your system administrator” when you try to remove it from Control Panel or “Access denied” error when removing Chromium folder and files. This happens, because file browser.exe or some service does not allow you to do it. In this case I will recommend you to use WiperSoft AntiSpyware or Malwarebytes AntiMalware or uninstall Chromium 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 Chromium

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

Remove Chromium add-on from your browsers

Removing Chromium from Control Panel often does not bring desired effect. It is browser extension and it may still be active in Google Chrome and Mozilla Firefox. Here are instructions on how to remove Chromium extension from your browsers manually.

Safari:

  1. Start Safari on your Mac, click Safari to open drop-down menu and choose Preferences
  2. Click Extensions tab.
  3. Find Search Manager or Chromium extension.
  4. Click Uninstall button to remove it.

Google Chrome:

  1. Start Google Chrome browser
  2. In address box type (or copy-paste) chrome://extensions/.
  3. Find Chromium extension.
  4. Click the trash can icon to remove it.

Mozilla Firefox:

  1. Start Mozilla Firefox browser.
  2. In address box type (or copy-paste) about:addons.
  3. Choose Chromium extension.
  4. Click Disable or Remove button.

Internet Explorer (9, 10, 11):

Note: There is no feature to remove browser extensions from browser in latest version of Internet Explorer. To remove Chromium from Internet Explorer, please, perform instructions for uninstalling program from Control Panel. To disable Chromium, 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 Chromium.

Opera Browser:

Generally, Chromium 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 Chromium extension.
  4. Click Uninstall button.

Remove following files and folders

Chromium files:


chrome.exe
browser.exe
shortcut.exe
uninstall.exe
avcodec-54.dll
avformat-54.dll
avutil-51.dll
browser-helper.exe
chrome.dll
wow_helper.exe

Chromium folders:


C:\Program Files\Chromium\
C:\users\user\appdata\Local\Chromium\

Remove following files and folders of Chromium on Mac


~/Library/LaunchAgents/com.Chromium.agent.plist
~/Library/LaunchAgents/com.SoftwareUpdater.agent.plist
~/Library/Application Support/Chromium/
~/Library/Caches/Chromium.Chromium
~/Library/Chromium-bsu/

Alternative way to remove adware browser extension Chromium

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 Chromium. You can also reset your browser settings for each of your browsers: Internet Explorer, Google Chrome, Mozilla Firefox.

Download Browser Cleanup

How to protect Mac OSX from adware like Chromium

bitdefender for mac Mac OSX is known to be one of the safest operating systems, and for a long time there was no need in antivirus products for Mac. But with growing popularity of Mac computers and notebooks and evolving technology, viruses, trojans, adware, toolbars, hijackers and other malware paved the way to Mac users. We recommend you to use most advanced antivirus for Mac available – BitDefender Antivirus.

Download Bitdefender for Mac 4.92/5 (24)

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