84,488,480 programs installed

Should I remove K9 PCFixer?

What percent of users and experts removed it?
58% remove it42% keep it
Overall Sentiment
What do people think about it?
Be the first to rate (click star to rate)
How common is it?
Global Rank #27,380
United States Rank #25,166
Reach 0.0058%
Lifespan of installation (until removal)
< 5.19 days
153.15 days >
Average installed length: 80.47 days


1.8 100.00%

K9 PCFixer

What is K9 PCFixer?  (from K9 Tools)

K9-PCFixer optimizes registry by removing fragmentation, deleting unused entries and compacting the registry. Once registry is defragged, it is contiguous and re-indexed which improves data access rate.


K9 PCFixer is a program developed by K9 Tools. Upon installation, it defines an auto-start registry entry which allows the program run on each boot for the user which installed it. A scheduled task is added to Windows Task Scheduler in order to launch the program at various scheduled times (the schedule varies depending on the version). The main program executable is k9-pcfixer.exe. The software installer includes 8 files and is usually about 12.53 MB (13,137,170 bytes). In comparison to the total number of users, most PCs are running the OS Windows 7 (SP1) as well as Windows 10. While about 47% of users of K9 PCFixer come from the United States, it is also popular in United Kingdom and Germany.
  • Possible malware installed by this program
  • Automatically starts with Windows
Warning, multiple anti-virus scanners have detected possible malware in K9 PCFixer.
k9-pcfixer.exe (a5add00d543d442b912445ab465cce74) has been flagged by the following 6 scanners:
Anti-Virus softwareVersionDetection
AVG 2016.0.3141 Generic
ESET-NOD32 9.11310 a variant of Win32/Systweak potentially unwanted
McAfee 5600.6797 Artemis!A5ADD00D543D
McAfee-GW-Edition 7.6797 Artemis
Trend Micro 10.465.13 ADW_RegCleanPro.component
TrendMicro-HouseCall 7.2.103 ADW_RegCleanPro.component
DK9AM.exe (33e1f1aa527a5d6733515fcbe08d6f13) has been flagged by the following 6 scanners:
Anti-Virus softwareSoftware versionDetection
K7 AntiVirus 9.192.14746 Unwanted-Program ( 004a9cf91 )
McAfee Generic PUP.x
McAfee-GW-Edition v2014.2 Generic PUP.x
Sophos 4.98.0 Install Core Click run software
Symantec 20141.2.0.56 AdvSystemProtector
TrendMicro-HouseCall 9.700.0.1001 Suspicious_GEN.F47V1224

Program detailsProgram details

URL: www.k9pcfixer.com
Installation folder: C:\Program Files\K9-PCFixer\
Uninstaller: "C:\Program Files\K9-PCFixer\unins000.exe" /silent
Estimated size: 12.53 MB

Program filesFiles installed by K9 PCFixer

Program executable:k9-pcfixer.exe (Malware detected)
Path:C:\Program Files\k9-pcfixer\k9-pcfixer.exe
Additional files:
  • unins000.exe - Setup/Uninstall
  • CleanSchedule.exe
  • isxdl.dll (by Bjørnar Henden) - ISX Download DLL
  • K9-PCFUninstall.exe - b4u
  • k9schedule.exe (by K9Tools) - K9-PCP
  • (Malware detected) DK9AM.exe (by K9Tools) - K9-AM
  • xmllite.dll (by Microsoft) - Microsoft XML Core Services (Microsoft XmlLite Library)

Program behaviorsBehaviors exhibited

2 Scheduled Tasks
  • K9-PCFixer.exe is scheduled as a task named 'K9-PCFixer_UPDATES' (runs weekly on Wednesdays at 9:03 PM).
  • unins000.exe is scheduled as a task with the class '{990D681C-CD80-46BF-9AA6-2C5C7F346504}' (runs on registration).
2 Scheduled Tasks (Boot/Login)
  • K9-PCFixer.exe is automatically launched at startup through a scheduled task named K9-PCFixer.
  • DK9AM.exe is automatically launched at startup through a scheduled task named K9-AM.
Startup File (User Run)
  • K9-PCFixer.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'K9PCFReminder' and executes as C:\Program Files\K9-PCFixer\K9-PCFixer.exe -rem.

How do I remove K9 PCFixer?

You can uninstall K9 PCFixer from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program K9 PCFixer, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove K9 PCFixer.
  4. If for some reason uninstallation fails, please install Microsoft's uninstall fixer utility which will help fix problems with programs that can't be uninstalled at support.microsoft.com.

Win 7 (SP1) 63%
Win 7 3%
Auto-starting? Yes
(Found in the run registry)
Uninstall it 58%
Keep it 42%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 65.79%
Windows 10 26.32%
Windows XP 5.26%
Windows Vista 2.63%
Which OS releases does it run on?
Windows 7 Home Premium 30.97%
Windows 7 Ultimate 18.58%
Windows 7 Professional 15.04%
Windows 8.1 12.39%
Windows 10 Home 5.31%
Microsoft Windows XP 4.42%

Distribution by countryGeography

47.10% of installs come from the United States
Which countries install it?
  United States 47.10%
  United Kingdom 5.80%
  Germany 4.35%
  Netherlands 3.62%
  Sweden 2.90%
  Australia 2.17%
  Canada 2.17%
  DZ 2.17%
  Argentina 1.45%
  Chile 1.45%
  Colombia 1.45%
  DK 1.45%
  Israel 1.45%
  Lithuania 1.45%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 36.49%
Dell 17.57%
Acer 14.86%
ASUS 10.81%
Lenovo 9.46%
Toshiba 5.41%
Sahara 2.70%
Intel 1.35%
American Megatrends 1.35%
Common models
HP Pavilion g6 Notebook P... 5.10%
HP Pavilion g7 Notebook P... 3.06%
ASUSTeK K54C 2.04%
Dell Inspiron 660 2.04%
HP Pavilion dv6 Notebook ... 2.04%
TOSHIBA Satellite C655 2.04%


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