84,488,480 programs installed

Should I remove PCLinq3?

What percent of users and experts removed it?
1% remove it99% keep it
Overall Sentiment
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How common is it?
Global Rank #26,055
United States Rank #29,796
Reach 0.0064%


VersionDistribution 21.26% 78.74%

Other programs by Prolific Technology



PCLinq3 is a program developed by Prolific Technology. The most used version is, with over 98% of all installations currently using this version. 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 software installer includes 4 files and is usually about 1.38 MB (1,449,984 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 33% of users of PCLinq3 come from the United States, it is also popular in United Kingdom and Austria.

Program detailsProgram details

URL: www.prolific.com.tw
Installation folder: C:\Program Files\Prolific Technology Inc.\PCLinq3
Uninstaller: "C:\Program Files\InstallShield Installation Information\{BD77C684-DF3C-4237-A9F9-FA90ED58CA3F}\setup.exe" -runfromtemp -l0x0009 -removeonly
Estimated size: 1.38 MB
Language: English

Program filesFiles installed by PCLinq3

  • linklibwa.dll - PL2501 Functions Dynamic Link Library (PL25A1 Functions Dynamic Link Library (Ansi))
  • linklibwu.dll - PL25A1 Functions Dynamic Link Library (Unicode)
  • pclinq3a.exe - Usb to Usb File Transfer Applicaion (Usb to Usb File Transfer Applicaion (ANSI))
  • pclinq3u.exe - Usb to Usb File Transfer Applicaion (Unicode)

Program behaviorsBehaviors exhibited

Scheduled Task
  • pclinq3a.exe is scheduled as a task with the class '{F9F09190-040E-4081-A173-85745CDBE7B5}' (runs on registration).

How do I remove PCLinq3?

You can uninstall PCLinq3 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 PCLinq3, 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 PCLinq3.

Uninstall it 1%
Keep it 99%
PC installation base

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 68.50%
Windows 10 19.69%
Windows XP 7.09%
Windows Vista 4.72%
Which OS releases does it run on?
Windows 7 Home Premium 41.60%
Windows 7 Ultimate 17.60%
Microsoft Windows XP 6.40%
Windows 7 Professional 4.80%
Windows 10 Home 4.80%
Windows 8.1 4.00%

Distribution by countryGeography

32.61% of installs come from the United States
Which countries install it?
  United States 32.61%
  United Kingdom 21.01%
  Austria 7.97%
  Germany 7.97%
  Canada 5.80%
  Brazil 2.90%
  Switzerland 2.17%
  Russia 2.17%
  India 2.17%
  DZ 2.17%
  Spain 2.17%
  Israel 1.45%
  Singapore 0.72%
  South Africa 0.72%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 25.68%
Dell 22.97%
Acer 21.62%
Medion 8.11%
ASUS 6.76%
Lenovo 4.05%
Toshiba 2.70%
Alienware 1.35%
Common models
MEDIONPC MS-7502 2.02%
Gigabyte H55M-USB3 2.02%
HP Pavilion dv6 Notebook ... 2.02%
ASUS All Series 2.02%
TOSHIBA Satellite C655 1.01%


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