84,488,480 programs installed

Should I remove Kingsoft PC Doctor?

What percent of users and experts removed it?
55% remove it45% keep it
Overall Sentiment
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How common is it?
Global Rank #20,490
United States Rank #21,552
Reach 0.0105%


VersionDistribution 100.00%

Kingsoft PC Doctor

What is Kingsoft PC Doctor?  (from Kingsoft Security)

Kingsoft PC Doctor, which focuses on providing computer users excellent privacy cleaner, registry cleaner and, brilliant Windows optimization service, is your best free professional and easy-to-use Windows Diagnosis and Optimization software. Meanwhile, Computer Health Diagnosis provides you a quick and deepin computer...  Read more


Kingsoft PC Doctor is a program developed by Kingsoft Security. Upon installation and setup, it defines an auto-start registry entry which makes this program run on each Windows boot for all user logins. It adds a background controller service that is set to automatically run. Delaying the start of this service is possible through the service manager. 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). When installed, it will add a context menu handler to the Windows shell in order to provide quick access to the program. The main program executable is ksafe.exe. The software installer includes 56 files. In comparison to the total number of users, most PCs are running the OS Windows 7 (SP1) as well as Windows XP. While about 38% of users of Kingsoft PC Doctor come from the United States, it is also popular in Finland and Poland.

Program detailsProgram details

Displayed publisher: Kingsoft PC Doctor
URL: pcdoctor.kingsoft.com
Installation folder: C:\Program Files\kingsoft\pcdoctor
Uninstaller: C:\Program Files\Kingsoft\PCDoctor\uninst.exe

Program filesFiles installed by Kingsoft PC Doctor

Program executable:ksafe.exe
Name:Kingsoft PC Doctor
PC Doctor
Path:C:\Program Files\kingsoft\pcdoctor\ksafe.exe
Additional files:
  • kcldrep.dll - Kingsoft Antivirus Security System (Kingsoft Antivirus Report Library)
  • kdump.dll - Kingsoft Antivirus Dump Collect Library
  • kdumpfix.exe - Kingsoft Antivirus Crash AutoFix Application
  • kexectrl.dll - Kingsoft Exe Run Controller
  • kscanner.dll - Kingsoft Antivirus AQ100 Scanner Module
  • ksreng3.dll - Kingsoft System Repair Engine
  • ksscore.dll - Kingsoft Rescue Core
  • sqlite.dll - Kingsoft System Security Sqlite
  • khandler.dll - Kingsoft Antivirus AQ100 System (Kingsoft Antivirus AQ100 Handler Module)
  • kavquara.dll - Kingsoft Internet Security (Kingsoft Antivirus Quarantine Module)
  • ktoolupd.dll - Kingsoft Download Module
  • kxebase.dll - Kingsoft Antivirus Base SDK
  • scom.dll - Kingsoft Internet Security SCOM
  • fcache.dll - Kingsoft PC Doctor (PC Doctor System Cleaner Cache Module)
  • fwproxy.dll - Firewall Proxy
  • kavmgr.dll - Anti-Virus Software Manager Module
  • kclear.dll - PC Doctor System Cleaner
  • kdumprep.exe - PC Doctor Dump Collecter
  • kiefixeng.dll - KSafe IEScan Engine
  • kispublic.dll - Kingsoft's public lib
  • kmspeed.exe - PC Doctor Net Speed
  • kpcfileopen.exe - softmgr unknown file open
  • kplugeng.dll - KSafe Plugin Engine
  • kproclib.dll - PC Doctor ProcLib Module
  • krunopt.dll - PC Doctor Run Manager
  • ksafedb.dll - KSafe DB Engine
  • ksafeexam.dll - PC Doctor Examination
  • ksafemenu.dll - Ksafe Right Menu
  • ksafemenu64.dll
  • ksafepush.exe - Kingsoft PC Doctor Push
  • KSafeSvc.exe - PC Doctor Service
  • KSafeTray.exe - PC Doctor Flow Monitor
  • ksafeup.dll - KSafe Uplive
  • ksafever.dll - PC Doctor version
  • ksafevul.dll - PC Doctor Vulnerability Fix
  • kscan.dll - PC Doctor scan module
  • ksfmon.dll - KSafe Monitor
  • ksshield.dll - ksafe webshield module
  • kwsctrl.dll - kwsctrl
  • regcleaner.dll - PC Doctor System Cleaner RegCleaner Module
  • trackcleaner.dll
  • knescan.dll
  • kswbc.dll - PC Doctor WebShield kswbc Module
  • kswebshield.dll - PC Doctor WebShield kswebshield Module
  • kwsplugin.dll - PC Doctor WebShield kwsplugin Module
  • kwssp.dll - PC Doctor WebShield kwwsp Module
  • kwsui.dll - PC Doctor WebShield kwsui Module
  • pedownui.dll - PC Doctor WebShield pedownui Module
  • startdetect64.exe

Program behaviorsBehaviors exhibited

2 Context Menu Handlers
  • ksafemenu.dll added to Windows Explorer under the name 'ksafe_32bit' with a class of {29813CDD-2E8A-4f46-963A-30F04F0DB90A}.
  • ksafemenu64.dll added to Windows Explorer under the name 'ksafe_64bit' with a class of {420A138A-C7ED-4917-89CC-59E47083CF90}.
Scheduled Task
  • KSafeTray.exe is scheduled as a task named 'KsafeDelay'.
Scheduled Task (Boot/Login)
  • KSafeTray.exe is automatically launched at startup through a scheduled task named KsafeDelay.
  • KSafeSvc.exe runs as a service named 'KSafe service' (KSafeSvc) "KSafe service".
2 Startup Files (All Users Run)
  • ksafepush.exe is loaded in the all users (HKLM) registry as a startup file name 'ksafepush' which loads as C:\Program Files\Kingsoft\PCDoctor\ksafepush.exe -setidstartpage.
  • KSafeTray.exe is loaded in the all users (HKLM) registry as a startup file name 'KSafeTray' which loads as "C:\Program Files\Kingsoft\PCDoctor\KSafeTray.exe" -autorun.

How do I remove Kingsoft PC Doctor?

You can uninstall Kingsoft PC Doctor 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 Kingsoft PC Doctor, 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 Kingsoft PC Doctor.

Win 7 (SP1) 65%
Win XP 1%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 55%
Keep it 45%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 71.36%
Windows XP 17.96%
Windows Vista 5.83%
Windows 10 4.85%
Which OS releases does it run on?
Windows 7 Home Premium 42.08%
Microsoft Windows XP 17.82%
Windows 7 Ultimate 13.86%
Windows 7 Professional 12.87%
Windows Vista Home Premiu... 3.47%
Windows 7 Starter 1.49%

Distribution by countryGeography

37.82% of installs come from the United States
Which countries install it?
  United States 37.82%
  Finland 8.82%
  Poland 5.46%
  United Kingdom 5.04%
  Hungary 4.20%
  Canada 2.94%
  France 2.52%
  Italy 2.52%
  Germany 2.10%
  MA 1.68%
  Australia 1.26%
  BA 1.26%
  Brazil 1.26%
  DZ 1.26%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 28.46%
Dell 19.51%
Acer 18.70%
ASUS 6.50%
Intel 4.07%
Toshiba 4.07%
American Megatrends 2.44%
Samsung 2.44%
Lenovo 1.63%
Medion 1.63%
Sahara 1.63%
Common models
HP Pavilion dv7 Notebook ... 6.67%
HP Pavilion dv6 Notebook ... 5.00%
Acer Aspire X3400 1.67%
Dell Inspiron 1545 1.67%
ASUSTeK K53SD 1.67%
ACER Veriton M265 1.67%

About (from Kingsoft Security)

Established in 1989, Kingsoft Security have dedicated to develop Internet security software for twenty years.
Publisher URL: www.kingsoftsecurity.com


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