How to remove One System Care

What is One System Care?

One System Care is another program which claims to speed up your computer’s performance by fixing system errors, registry issues, removing temporary files, and optimizing your system in general. In the process of checking your system, One System Care detects many errors, but in order to fix them, you need to buy full version of the program. In fact, paid version of One System Care is no different than free one. Under the circumstances, it is safe to assume that One System Care is a badware which displays fake pop-up messages to make credulous users pay for nothing. Despite its statements, the program only negatively affects your computer which results in reducing computer’s performance. Among other things, it generates a lot of annoying overlay advertisements all the time. Given all this, you should get rid of One System Care as soon as possible. This situation is compounded by the fact that it is difficult to remove due to it always leaves its leftover files and registry entries. That’s why we recommend you to use SpyHunter removal tool – it will completely remove One System Care from your computer, thus free you from all the difficulties with One System Care badware.

One System Care

How One System Care infects your PC?

One System Care adware is often distributed through trojans and pop-ups on suspicious websites. You can also get this adware on software crack, file sharing and torrent websites.
When installing something you’ve just downloaded from the internet, be very careful, check license agreement properly. Always choose Custom or Advances installation type, as it can prevent you from having adware on your computer. Make it a rule to read the terms and conditions during the installation of any program you’ve downloaded from the internet.

There are three most common ways of getting One System Care on your computer:

  1. Bundling method: this method is the most common in malware distribution. Cyber criminals put in the malware to some free software applications. The user downloads this program and install it, but the malicious program also getting into your computer.
  2. Don’t be careless, malware applications can be attached to spam emails.
  3. Try to avoid visiting suspicious websites, they can infect your PC with One System Care.

How to remove One System Care from your computer?

The best and easiest way to remove One System Care from your computer is to use special anti-malware program that has this threat in its database. The program is fully automated, all you need to do is to download and install it. Once you’ve installed anti-malware application, it will scan your system and remove all the threats.

SpyHunter 4 – it scans your computer and detects One System Care, then removes it with all of the related malicious files, folders and registry keys. One of the best features of this program – large threat’s database. After deep scanning of your system, it will easily find and delete One System Care. Use this removal tool to get rid of One System Care for FREE.
Download Removal Tool
windows compatible

Malwarebytes Antimalware – this program will help you to get rid of One System Care. It can find malicious program that is corrupting your system and clean up junk files after removal.
Download MalwareBytes
windows compatible

How to remove One System Care manually

Remove One System Care from Control Panel

In order to get rid of One System Care, first thing you need to do is to uninstall malicious program from your computer. When removing One System Care, try to find suspicious recently installed programs and delete them too, as it’s pretty common that any malware comes with some other unwanted programs.

Windows XP:

  1. Select Start.
  2. Control Panel.
  3. Then choose Add or Remove Programs.
  4. Search for One System Care.
  5. Click Uninstall.

Windows 7/Windows Vista:

  1. Select Start.
  2. Then Control Panel.
  3. Choose Uninstall a Program.
  4. Find One System Care and choose Uninstall.

Windows 8/Windows 8.1:

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

Windows 10:

  1. Click on the Start button (or press the Windows key) to open the Start menu, then select Settings at the top.
  2. Choose App & features on the left menu.
  3. On the right side, find One System Care and select it, then click on the Uninstall button.
  4. Click on Uninstall to confirm.

Note: If you can’t find required program, sort programs by date in Control panel and search for suspicious recently installed programs. If you still can’t locate any suspicious program or not sure what some application is for, we advise you to use SpyHunter free scanner in order to track down what malicious program is infecting your system.

One System Care won’t uninstall

There are a lot of options in any Windows version for removing applications. Still, not all the programs can be completely deleted using these options. Adware, Badware and Potentially Unwanted Programs (PUPs) are too stubborn to be removed, more than that, there are created this way, created to be hard to get rid of them. That’s why sometimes you can’t uninstall them using standard Windows options. You’ll probably get this message: “You do not have sufficient access to uninstall One System Care. Please, contact your system administrator.” To remove stubborn One System Care, you can use SpyHunter removal tool, it will completely remove One System Care from your computer. Or you may try to use Safe Mode:

For Windows XP, Vista, 7

  1. Turn off your PC;
  2. Turn it on and immediately press F8 button;
  3. You’ll see Advanced Boot Options menu;
  4. Select Safe Mode with arrow buttons;
  5. In Safe Mode navigate to Control Panel, then choose Uninstall a program and remove “One System Care”.

For Windows 8/8.1 and 10

  1. Press the Win+R buttons, type msconfig in box and press Enter;
  2. Choose Boot tab, and click on Safe Boot check box;
  3. Select the type of Safe Mode: Minimal or Network;
  4. Press OK and reboot your PC;
  5. In Safe Mode navigate to Control Panel, then choose Uninstall a program and remove “One System Care”.

You can also perform Clean Boot. You need to turn off all the startup programs that may be the reason why the program won’t uninstall.

  1. Press Windows + R;
  2. In the Run window type msconfig;
  3. Choose Services section;
  4. Find Hide all Microsoft services line, tick the box;
  5. The click Disable all;
  6. Return back to General section;
  7. Find the line Selective startup and untick the box Load startup items;
  8. Select Apply, then OK;
  9. Reboot your PC;
  10. Remove One System Care from Control Panel.

How to block malicious pop-ups in browsers

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Adguard is a perfect application that will get rid your system of annoying ads, online tracking and will provide reliable protection from malware. The main advantage of Adguard is that you can easily block any types of ads whether legitimate they or not within your browser. Use it for FREE.

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Remove following files and folders of One System Care:

Remove following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\One System CareStartUp
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\One System CarePeriod
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\One System Care Monitor
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\CompatibilityAdapter\Signatures, value: One System CareStartUp.job.fp
HKEY_LOCAL_MACHINE\Software\One System Care
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\One System Care Run Delay
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\One System Care Task
HKEY_LOCAL_MACHINE\Software\[APPLICATION]\Microsoft\Windows\CurrentVersion\Uninstaller\OneSystemCare

Remove following files:

OneSystemCare.exe
CleanupConsole.exe
Uninstaller.exe

Remove following folders

C:\Program Files\OneSystemCare\

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