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Should I remove USB PC Camera?

What percent of users and experts removed it?
1% remove it99% keep it
Overall Sentiment
Very good
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How common is it?
Reach 0.0002%


1.0.22 100.00%

USB PC Camera K

What is USB PC Camera?

This software program contains the required drivers and utilities to connect and manage the A4 TECH PC Camera.


USB PC Camera K is a software program developed by A4Tech. During setup, the program creates a startup registration point in Windows in order to automatically start when any user boots the PC. 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 setup package generally installs about 6 files and is usually about 17.56 MB (18,413,715 bytes). Relative to the overall usage of users who have this installed on their PCs, most are running Windows 7 (SP1) and Windows Vista (SP2). While about 63% of users of USB PC Camera come from the United States, it is also popular in Canada.

Program detailsProgram details

URL: www.a4tech.com.tw
Installation folder: C:\Program Files\Common Files\PAP7501
Uninstaller: "C:\Program Files\InstallShield Installation Information\{C6A0FD8A-F107-44CA-AA1B-49341936F76A}\setup.exe" -runfromtemp -l0x0009 -removeonly
Estimated size: 17.56 MB
Language: English

Program filesFiles installed by USB PC Camera K

  • PACTray.exe (by PixArt Imaging Incorporation) - PixArt Camera Tray
  • GUCI_AVS.exe (by PixArt Imaging Incorporation) - Registry Monitor
  • SNAPSHOT.exe - Snapshot Reader
  • GUCI_AVS.dll (by PixArt Imaging) - Still Image (STI) Driver
  • setup.exe - Setup
  • pmcap.exe (by Microsoft) - DirectX 9.0 Sample (Capture Application (Sample))

Program behaviorsBehaviors exhibited

Scheduled Task
  • PACTray.exe is scheduled as a task with the class '{9EB0BD71-3A7B-4ADA-A8BA-0FD55C2987D5}' (runs on registration).
2 Startup Files (All Users Run)
  • GUCI_AVS.exe is loaded in the all users (HKLM) registry as a startup file name 'PAP7501_Monitor' which loads as C:\WINDOWS\PixArt\PAP7501\GUCI_AVS.exe.
  • PACTray.exe is loaded in the all users (HKLM) registry as a startup file name 'PACTray' which loads as C:\Windows\PixArt\PAP7501\PACTray.exe.

Program resource utilizationResource utilization averages

Memory:1.23 MB
21.09 MB average
Total CPU:0.0000277579%
0.031193% average
Kernel CPU:0.00001388%
0.016088% average
User CPU:0.00001388%
0.015104% average
Memory:1.58 MB
Total CPU:0.0077838013%
Kernel CPU:0.00526010%
User CPU:0.00252370%
CPU cycles/sec:1,657,591
I/O reads/min:7 Bytes

How do I remove USB PC Camera?

You can uninstall USB PC Camera 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 USB PC Camera K, 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 USB PC Camera.

Win 7 (SP1) 67%
Win Vista (SP2) 33%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 1%
Keep it 99%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 66.67%
Windows Vista 33.33%
Which OS releases does it run on?
Windows 7 Home Premium 66.67%
Windows Vista Home Premiu... 33.33%

Distribution by countryGeography

62.50% of installs come from the United States
Which countries install it?
  United States 62.50%
  Canada 37.50%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 33.33%
Dell 33.33%
Acer 33.33%
Common models
HP-Pavilion AU993AA-ABL p... 33.33%
Dell XPS 630i 33.33%
Acer Aspire X3400 33.33%

Publisher URL: www.a4tech.com


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