50,357,072 programs installed

Should I remove MyCleanPC PC Optimizer?

What percent of users and experts removed it?
61% remove it39% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #15,953
United States Rank #7,975
Reach 0.0219%
Installation trends (last 30 days)
Uninstallation trends (last 30 days)
Lifespan of installation (until removal)
< 9.67 days
285.19 days >
Average installed length: 149.85 days


2.0.648.15898 15.60%
2.0.648.15539 29.08%
2.0.648.15343 9.93%
2.0.648.15327 13.48%
2.0.648.15224 5.67%
2.0.648.14406 22.70%
2.0.648.13814 3.55%

MyCleanPC PC Optimizer

What is MyCleanPC PC Optimizer?

MyCleanPC PC Optimizer is the exact same rebranded verion of MyCleanPC that requires you to purchase an activation code for the full version of MyCleanPC. MyCleanPC PC Optimizer is a Windows registry repair software utility designed to fix potentially damaged registry entries by scanning for entries that point to various files that are no longer active on the PC.

About  (from USTechSupport)

MyCleanPC PC Optimizer is a downloadable software tool that offers you a free diagnosis of issues that may be affecting your PC’s performance. Once you’ve completed your diagnosis, you can choose to activate the full version of the software in order to remove many of the issues that have been found. If you choose, you ...  Read more


The most used version is 2.0.648.15539, with over 98% of all installations currently using this version. 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 USTSPCODefragSrv.exe. A vast majority of those who have this installed end up removing it just after a couple weeks. The software installer includes 60 files and is usually about 40.13 MB (42,082,966 bytes). USTSPCOCheckUpdate.exe is the automatic update component of the software designed to download and apply new updates should new versions be released.
  • Automatically starts with Windows
  • Installs a Windows Service
  • Difficult to remove as it will reinstall itself
  • Many experts agree, if you don't use it you should remove it!
Bundled relationships

Program detailsProgram details

URL: www.ustechsupport.com
Installation folder: C:\Program Files\USTechSupport\PC Optimizer\
Uninstaller: C:\Config.msi\{AB56B977-66D9-411E-B4AA-F4BAD1AD5EBF}\PCOSetup_1.0.5.0.exe /uninstall
Warning, the included uninstaller may not work, it is highly recommended to use herdProtect.
Estimated size: 40.13 MB

Program filesFiles installed by MyCleanPC PC Optimizer

Program executable:USTSPCODefragSrv.exe
Name:PC Optimizer
PC Optimizer - Defrag Service
Path:C:\Program Files\USTechSupport\PC Optimizer\USTSPCODefragSrv.exe
Additional files:
  • AsInvoker.exe - PC Optimizer (PC Optimizer - UAC Launcher)
  • asores.dll
  • Downloader.dll
  • HighestAvailable.exe
  • KillUSTSPCOProcesses.exe - PC Optimizer - Install Helper
  • RequireAdministrator.exe
  • USTSPCO.exe
  • USTSPCOCheckUpdate.exe - PC Optimizer - Checking for Updates
  • USTSPCODefragServiceManager.exe
  • USTSPCODefragSrv.exe - PC Optimizer - Defrag Service
  • USTSPCODefragSrv64.exe
  • USTSPCODiskOptimizer.exe - PC Optimizer - Disk Optimizer
  • USTSPCOHelper.dll
  • USTSPCOPrivacyProtector.exe - PC Optimizer - Privacy Protector
  • USTSPCORegClean.exe - PC Optimizer - Registry Cleaner
  • USTSPCORegistryOptimizer.exe - PC Optimizer - Registry Optimizer
  • USTSPCOsys.dll
  • USTSPCOSysFileBakRes.exe - PC Optimizer - System Files Backup and Restore
  • USTSPCOSystemCleaner.exe - PC Optimizer - System Cleaner
  • USTSPCOuninstaller.exe - PC Optimizer - Uninstall Helper
  • unrar.dll (by Alexander Roshal) - RAR decompression library
  • Network.dll (by CyberDefender) - CyberDefender
  • zlibwapi.dll - zlib (zlib data compression library)
  • ASEng.dll
  • asohtm.dll
  • unins000.exe - Setup/Uninstall
  • xmllite.dll

Program behaviorsBehaviors exhibited

Context Menu Handler
  • zlibwapi.dll added to Windows Explorer under the name 'DefragglerShellExtension' with a class of {4380C993-0C43-4E02-9A7A-0D40B6EA7590}.
Scheduled Task
  • USTSPCO.exe is scheduled as a task with the class '{CDC77275-FFD3-4678-B0CD-F8E41F5C42A6}' (runs on registration).
Scheduled Task (Boot/Login)
  • USTSPCO.exe is automatically launched at startup through a scheduled task named MyCleanPC PC Optimizer.
2 Services
  • USTSPCODefragSrv64.exe runs as a service named 'USTSPCODiskOptimizer' (USTSPCODiskOptimizer).
  • USTSPCODefragSrv.exe runs as a service named 'USTSPCODiskOptimizer' (USTSPCODiskOptimizer).
Startup File (All Users Run)
  • USTSPCO.exe is loaded in the all users (HKLM) registry as a startup file name 'MyCleanPC PC Optimizer' which loads as "C:\Program Files\USTechSupport\PC Optimizer\USTSPCO.exe" /autorun.

Program resource utilizationResource utilization averages

Memory:6.03 MB
21.09 MB average
Total CPU:0.0013990542%
0.031193% average
Kernel CPU:0.00118435%
0.016088% average
User CPU:0.00021471%
0.015104% average
Memory:1.39 MB
Total CPU:0.0002915531%
Kernel CPU:0.00019648%
User CPU:0.00009507%
CPU cycles/sec:39,971

How do I remove MyCleanPC PC Optimizer?

Quickly and completely remove MyCleanPC PC Optimizer from your computer by downloading "Should I Remove It?", its 100% FREE and installs in seconds (click the button below).
Download "Should I Remove It?", it's FREE!Remove MyCleanPC PC Optimizer from your computer.
Or, you can uninstall MyCleanPC PC Optimizer 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: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program MyCleanPC PC Optimizer, click it, and then do one of the following:
    • Windows Vista/7/8: 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 MyCleanPC PC Optimizer.
  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) 65%
Win Vista (SP1) 1%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 61%
Keep it 39%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 68.31%
Windows 8 11.97%
Windows Vista 11.27%
Windows XP 8.45%
Which OS releases does it run on?
Windows 7 Home Premium 48.94%
Windows Vista Home Premiu... 9.22%
Microsoft Windows XP 8.51%
Windows 7 Ultimate 8.51%
Windows 7 Professional 7.80%
Windows 8 4.96%

Distribution by countryGeography

94.78% of installs come from the United States
Which countries install it?
  United States 94.78%
  India 1.30%
  Germany 0.43%
  Croatia 0.43%
  IQ 0.43%
  Jamaica 0.43%
  LC 0.43%
  Mexico 0.43%
  NG 0.43%
  New Zealand 0.43%
  Saudi Arabia 0.43%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 40.17%
Dell 25.64%
Acer 17.95%
Toshiba 9.40%
ASUS 5.13%
Gateway 1.71%
Common models
HP Pavilion g6 Notebook P... 3.57%
HP Pavilion g7 Notebook P... 2.68%
Gateway NE56R 2.68%
Dell Dell System Inspir... 1.79%
Dell Dell DV051 1.79%
Dell Inspiron 1545 1.79%


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