Complete System Care: what it is and how to remove it
Complete System Care is the optimizer that supposedly cleans junk files, malware threats, and repairs issues with the system. However, this is not a program worth keeping because it falls to a category of potentially unwanted applications that show false results of an alleged system scan to trick people into downloading their promoted tool.
Facts checked October 6, 2026. Removal steps tested on Windows 11 (26H2) and checked against Microsoft's and the browser makers' current documentation. Sections marked as our earlier report are the original text: they describe the threat as it was then and have not been reviewed since. The 2026 status, the removal steps and the questions are current.
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Complete System Care: summary
| Distribution | Freeware installations, deceptive websites, fake Flash Player installers, torrent files, promotional pages |
|---|---|
| Name | Complete System Care |
| Type | Rogue system tool |
| Tactics | Uses social engineering to trick people into installing the useless system optimization program |
| Symptoms | Suddenly shady tool shows results of a system scan with tons of issues, errors, and even malware detections. To fix all the problems, you are encouraged to pay for the full version of the software |
| Possible danger | The tool appears out of nowhere and shows questionable results, can expose to malicious content, and install other programs directly on the machine. Payment transfers can lead to reveled personal data that is valuable for the later scamming campaigns |
| Removal | Scan the PC with security software to find and remove the malware and anything installed with it. Fortect scans Windows for malware and repairs the system files and settings it damaged. Remove it nowTo use the full-featured product, you have to purchase a license for Fortect. The scan is free. |
Show 6 more facts
| Detection names | No Microsoft detection name is known |
|---|---|
| Damage | Not recorded in the old report |
| Evidence | 4 write-ups by security sites; details still limited |
| Program | Complete System Care |
| First seen | 18 October 2019 |
| Facts checked | 6 October 2026 |
Is Complete System Care a real security program?
From our report of Oct 2019 · not reviewed since
Complete System Care is the tool that claims to fix registry errors, manage programs and protect the system from malware
Complete System Care is the optimizer that supposedly cleans junk files, malware threats, and repairs issues with the system.
However, this is not a program worth keeping because it falls to a category of potentially unwanted applications that show false results of an alleged system scan to trick people into downloading their promoted tool.
This PUP is related to Advanced Driver Booster and focused on pushing the installation of this application by scamming people. You may not recall getting this program because it is a cyber intruder that, in most cases, comes via freeware installations without your permission or knowledge.
Although Complete System Care virus is called like that, there is nothing exceptionally malicious about the tool itself. Nevertheless, tool creators and providers are not responsible for the redirects this program may cause and expose the user to malicious content online. You may have no idea that the site promoting various applications also delivers malware automatically, so get rid of the questionable program as soon as possible.
Complete System Care application is promoted online in various forms of advertisements and deceptive pages where it is also distributed. This tool has a free version that can be easily downloaded and a paid version that starts at 19.95 euro.
Unfortunately, the free version is not that powerful and once you see the system scan results all the issues cannot be fixed until you purchase the full version of the software.
Also, the free version is intrusive and gets on the system out of nowhere. It is possible that people fall for the claims and install the optimizer themselves, but more often, it appears after another freeware installation. Complete System Care is considered a potentially unwanted program just for this distribution technique that involves bundled software.
When this PUA comes on the system, it claims to run a full scan on the machine. Indicated malware, PUPs, privacy issues, system errors, and flaws raise many questions and scare the user, but even the paid version of the Complete System Care tool has no capability of fixing them all, especially removing malware.
When the user chooses to continue with the process, the program will suggest its payment processing page where the person is required to fill-up all the fields including credit card information, personal details. This can lead to more serious extortion and money loss.
The method Complete System Care or any other rogue tools work is the scareware tactics. It delivers deceptive claims and pretends to scan the machine, so you can trust the later processes. However, there is no system check, and when you install a licensed version it is set to clean the list, not the machine.
The only thing that such rogue tools can perform is registry cleaning, but this feature is also highly questionable. Complete System Care has no positive value, even the paid version is useless, so get an anti-malware tool that is designed to eliminate potentially unwanted programs and run a proper system scan. The one that this rogue tool pretends to perform is not really checking your machine.
Since Complete System Care may be associated with advertisers and commercial content that is loaded with malicious material additional symptoms may occur:
To remove Complete System Care, you need a full system check that can find issues with the machine, malware infiltrations, programs installed behind you back, or any other corrupted and outdated apps that interfere with the speed or general performance. Tools like can repair Windows files, eliminate malware and virus damage, so the system scan alone is a good step towards cleaner machine.
In addition to cleaning, this automatic Complete System Care removal process can improve the security of your computer. Such anti-malware applications are the ones that experts always suggest to install and keep running. If you choose a reliable tool, it can bloc PUPs in advance and avoid infiltrations in the future.
- pop-up ads or redirect with promotional content;
- system slowness;
- background processes;
- other tools installed directly on the browser;
- altered startup preferences.
From our report of Oct 2019 · not reviewed since
PUPs come packed with freeware and shareware
This is a shady program that lures people into paying, revealing their personal details, and installing useless programs without any value.
However, another concerning feature is deceptive and intrusive distribution methods that involve unsafe online content and additional applications.
This tool gets bundled with other programs that users get installed from the internet, and by skipping through installation steps, they allow all the included apps to come to the system. This is typically packed with similar programs or even promoted on deceptive sites that offer other optimizers.
Some of those pages carry out forceful installations and loads apps automatically. However, when you get prompted to the installation window, you can choose the Advanced or Custom option to avoid automatic PUP installation. This installation shows a full list of the bundled software, and the user can de-select anything suspicious.
From our report of Oct 2019 · not reviewed since
More from our earlier report on Complete System Care
- Get anti-malware tools to clean the machine fully, so you can remove Complete System Care and other associated files completely.
How to remove Complete System Care
Nothing it reports is real.
These steps remove it and undo a payment if you made one.
Step 1: Do not pay, and undo a payment if you made one
Nothing that Complete System Care says it found needs fixing by Complete System Care. Close its windows and do not enter card details.
If you bought it, contact your bank or card issuer about a dispute and cancel any renewal, keeping the receipt e-mail as evidence. Uninstalling it from Windows 11 or Windows 10 removes the program but leaves the subscription running.
Full procedure with screenshots: What to do after paying a scammer
Step 2: Uninstall Complete System Care
Complete System Care is removed like any other program, from the list of installed apps. In Windows 11 that is Settings > Apps > Installed apps, in Windows 10 Settings > Apps > Apps & features, and in both you can also use Control Panel > Programs and Features.
Select Complete System Care, click Uninstall and follow the uninstaller to the end. Then look at the entries just above and below it when the list is sorted by date: bundled programs install at the same minute.
Full procedure with screenshots: Uninstall a program or app in Windows On uGetFix
Step 3: Remove it from startup
Press Ctrl + Shift + Esc to open Task Manager and select Startup apps (Windows 11) or the Startup tab (Windows 10). Disable entries you do not recognise, especially ones with no publisher or with a name that copies a Windows component.
Right-click an entry and choose Open file location to see where it runs from: programs in
%AppData%or%Temp%deserve a closer look. Some entries are not listed there but in the registry Run keys, which the procedure below shows how to check.Full procedure with screenshots: Stop apps from opening at startup On uGetFix
Step 4: Delete the folders left behind
Uninstalling often leaves the program's folders, and some threats reinstall themselves from them.
Press Windows + R, type
%LocalAppData%and press Enter, then do the same for%AppData%and %ProgramData%, and look for folders named after Complete System Care, its publisher or created on the day the problem started.Delete those folders, and check
C:\Program FilesandC:\Program Files (x86)too.If Windows says a file is in use, end it in Task Manager or delete the folder after a restart in Safe Mode. The folders are the same in Windows 11 and Windows 10.
Full procedure with screenshots: Remove what malware leaves behind in Windows
Step 5: Scan the PC, then run the offline scan
A scan finds the parts of Complete System Care that the manual steps cannot see. In Windows Security > Virus & threat protection > Scan options, start a Full scan and quarantine what it reports.
Follow it with Microsoft Defender Antivirus (offline scan) > Scan now, which restarts the PC and checks the disk while Windows and the malware are not running.
It takes about 15 minutes and works the same in Windows 11 and Windows 10. If either scan finds something, run the full scan again after removal until it comes back clean.
Windows 11: Windows Security > Virus & threat protection > Scan options. Full procedure with screenshots: Run a Microsoft Defender Offline scan
Instructions for each browser and system
The detailed steps for every browser and system this guide covers. Open the one you use.
Uninstall from Windows
You should fully check the system to eliminate Complete System Care because it may alter some parts of the machine on purpose
Uninstall from Windows 10/8:
- Type Control Panel into the Windows search box and open the result.
- Under Programs, select Uninstall a program.
Uninstall from Windows 7/XP:
- Click on Windows Start > Control Panel (Windows XP users should click on Add/Remove Programs).
- In Control Panel, select Programs > Uninstall a program.
Remove the unwanted program:
- In the Programs and Features window, look for any recently installed suspicious entries, select them, and click Uninstall.
- If User Account Control appears, click Yes to confirm, then complete the removal.
Delete from macOS
This is a useless Complete System Care tool, so remove it as soon as possible
Remove the unwanted application:
- From the menu bar, select Go > Applications.
- In the Applications folder, look for any suspicious entries, then drag them to Trash (or right-click and pick Move to Trash).
Delete leftover files and folders:
- Select Go > Go to Folder.
- Enter /Library/Application Support and remove any suspicious folders related to the unwanted program.
- Repeat the same check in the /Library/LaunchAgents and /Library/LaunchDaemons folders, deleting any suspicious entries.
- Finally, empty the Trash to permanently remove the leftovers.
Stream videos without limitations, no matter where you are
There are multiple parties that could find out almost anything about you by checking your online activity.
While this is highly unlikely, advertisers and tech companies are constantly tracking you online. The first step to privacy should be a secure browser that focuses on tracker reduction to a minimum.
Even if you employ a secure browser, you will not be able to access websites that are restricted due to local government laws or other reasons. In other words, you may not be able to stream Disney+ or US-based Netflix in some countries. To bypass these restrictions, you can employ a powerful VPN, which provides dedicated servers for torrenting and streaming, not slowing you down in the process.
Data backups are important - recover your lost files
Ransomware is one of the biggest threats to personal data.
Once it is executed on a machine, it launches a sophisticated encryption algorithm that locks all your files, although it does not destroy them. The most common misconception is that anti-malware software can return files to their previous states. This is not true, however, and data remains locked after the malicious payload is deleted.
While regular data backups are the only secure method to recover your files after a ransomware attack, tools such as can also be effective and restore at least some of your lost data.
From our report of Oct 2019 · not reviewed since
Get rid of the Complete System Care virus damage and associated programs completely
You need a proper anti-malware tool for Complete System Care removal because this is not the only intruder that runs on the system and affects the speed, performance of your computer. A full system scan with the anti-malware program can indicate all the possible threats and even fix the damage.
To remove Complete System Care manually you may need to find all associated files, programs, other applications and even alter the registry, settings of the machine yourself. This is not safe when you are not an experienced PC user, so rely on our tips and go for professional help instead.
Questions about Complete System Care
Can I safely uninstall Complete System Care?
If you did not install Complete System Care yourself and it is not part of your hardware or a program you rely on, yes. Uninstalling an unwanted program does not harm Windows.
Before you do, search the exact name and publisher to be sure it is not a driver tool, a printer utility or a game launcher with an odd name. Then remove it from Settings, Apps, Installed apps.
Ignore any offers or warnings in its uninstaller about losing protection or performance. Afterwards check Startup apps and your browsers for leftovers, and restart once to confirm that it does not reinstall itself.
Complete System Care will not uninstall. What can I do?
First restart the PC and try again, because the program may have been running and locked its own files. If the uninstaller is missing or fails, start Windows in Safe Mode, where most third-party programs do not start, and remove Complete System Care from Installed apps there.
If it still refuses, delete its startup entry and its scheduled task, restart, and try once more. A program that actively prevents removal is behaving like malware, so finish with a Microsoft Defender offline scan. Avoid third-party uninstallers offered on search ads; several of them are unwanted programs themselves.
Someone called offering a refund for Complete System Care. Is it genuine?
Almost certainly not. Refund calls are a well-known second stage of scareware and tech support scams. The caller says you are owed money, asks you to install a remote access program to "process" it, then opens your online banking, makes it look as if too much was refunded and asks you to send the difference back.
Hang up. Real refunds go back to the card or PayPal account you paid with, through your bank or the payment provider, and never need remote access or a gift card.
Did Complete System Care steal my information?
Not by itself, as far as reports show. Programs that display complete System Care in the list of installed apps are built to scare people into paying or calling; they rarely take data on their own.
The risk comes from what you did in response: typing card details into the program, or letting a caller connect to your PC. If you did neither, uninstalling the program is enough. If you did either, treat that information as exposed:
- block the card
- change passwords from another device
- remove any remote-access tool that was installed
Is Complete System Care an antivirus?
No. It looks like one, with a shield, a scan and a list of threats, but Complete System Care is a rogue antivirus: its scans are designed to find something every time, and every fix leads to a payment page.
A real antivirus detects the same threats consistently, removes them without asking for money first and does not block other security tools. Windows 11 and Windows 10 already include Microsoft Defender in Windows Security, which is enough for most home users. Remove Complete System Care and keep Defender on.
Do I need to reinstall Windows to get rid of Complete System Care?
Usually not. A thorough clean-up is enough when the offline scan finds nothing afterwards and you do not see complete System Care in the list of installed apps again. A reset is the safer choice if an attacker had remote control, if security tools were switched off, or if detections come back after every clean-up.
Windows 11 can reset itself without a USB stick under Settings > System > Recovery > Reset this PC. Copy documents and photos out first and scan the copies. A reset does not change passwords or undo stolen data, so the account steps still apply.
What could the caller do while connected to my PC?
Anything you could do. Callers working with fake alerts like Complete System Care typically show you Windows logs as "proof", install their own remote tool for later, and steer you to online banking or a gift card purchase. Some add a password to Windows or lock the PC if you refuse to pay.
Remove every remote access program you did not install yourself, check Settings > Accounts > Other users for new accounts, and change important passwords from a clean device. If you cannot be sure what was changed, a reset of Windows is the safe choice.
Complete System Care will not uninstall. What can I do?
Close it in Task Manager first, then uninstall it from Settings > Apps > Installed apps (in Windows 10, Apps & features). If it blocks this or restarts itself, start Windows in Safe Mode, where third-party programs do not start automatically, and uninstall from there.
Afterwards run a Microsoft Defender offline scan and delete any leftover folder named after Complete System Care in C:\Program Files or %AppData%. If nothing works, Windows can be reset while keeping your personal files, which removes the program together with any settings it changed.
Is Complete System Care a real Windows warning?
No. Real Windows Security notifications appear in the notification area and in the Windows Security app, use Microsoft's design and never ask you to call a phone number or pay to fix anything. What people report is complete System Care in the list of installed apps, drawn by a program that copies the look of a system message.
Open Windows Security from the Start menu to see the real status of your PC. If it shows no threats while the window keeps appearing, the window itself is the problem, and the plan in this guide removes the program that shows it.
Will Fortect remove Complete System Care?
Fortect scans Windows for malware and unwanted programs and repairs the system files and settings they change, and its free scan shows what it finds on your PC before you decide anything.
For Complete System Care, follow the plan above as well: the browser steps take back permissions and settings that no scanner treats as a threat, and uninstalling the program that brought it removes the source.
Run Microsoft Defender's full scan and, if anything was found, its offline scan as a second opinion. If the symptoms are gone after the plan and both scans are clean, there is nothing more to do.
Sources
- Wikipedia: Scareware (read October 6, 2026)
- Virusai: Virusai (read October 6, 2026)
- FTC: How to recognize, remove and avoid malware (read October 6, 2026)
- Microsoft Learn: Microsoft Defender Offline (read October 6, 2026)
- Microsoft Learn: How Microsoft names malware (read October 6, 2026)