84,488,480 programs installed

Should I remove Realtek Ethernet Diagnostic Utility?

What percent of users and experts removed it?
9% remove it91% keep it
Overall Sentiment
Very good
What do people think about it?
(click star to rate)
How common is it?
Global Rank #1,802
United States Rank #2,397
Reach 0.3750%
Lifespan of installation (until removal)
< 22.28 days
657.30 days >
Average installed length: 345.36 days


VersionDistribution 0.01% 0.49% 0.43% 1.84% 0.08% 2.76% 11.34% 7.02% 4.61%
1.007 3.10%
1.006 19.32%
1.00.0000 48.99%

Other programs by Realtek Semiconductor

Realtek Ethernet Diagnostic Utility

What is Realtek Ethernet Diagnostic Utility?

The Realtek Ethernet Diagnostic Utility is designed to help diagnose ethernet problems on various network cars including but not limited to models RTL8111B/RTL8168B/RTL8111/RTL8168/RTL8111CP/RTL8111D/RTL8101E/RTL8102E-GR/RTL8103E(L)/RTL8401P/RTL8105E and others.


The most used version is 1.00.0000, 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. 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 8169diag.exe. The software installer includes 16 files and is usually about 2.31 MB (2,423,470 bytes).

Program detailsProgram details

URL: www.Realtek.com.tw
Installation folder: C:\Program Files\Realtek\Realtek Ethernet Diagnostic Utility
Uninstaller: "C:\Program Files\InstallShield Installation Information\{7236672F-6430-439E-9B27-27EDEAF1D676}\setup.exe" -runfromtemp -l0x0009 -removeonly
Estimated size: 2.31 MB
Language: English

Program filesFiles installed by Realtek Ethernet Diagnostic Utility

Program executable:8169diag.exe
Name:Realtek NIC Diagnostic Utility
Path:C:\Program Files\realtek\realtek ethernet diagnostic utility\8169diag.exe
Additional files:
  • 8169DiagV2.exe - Realtek NIC Diagnostic Utility
  • RTDiagLib.dll - RTDiagLib Dynamic Link Library
  • RTDiagLibV2.dll
  • rtkbind.EXE - RtkBind Application
  • DEVCON.EXE (by Windows (R) Codename Longhorn DDK provider) - Windows (R) Codename Longhorn DDK driver (Windows Setup API)
  • LANSETV6.EXE - LanSetV Application
  • RtlStartInstall.exe

Program behaviorsBehaviors exhibited

Scheduled Task
  • 8169Diag.exe is scheduled as a task with the class '{BFDBF32D-2FBD-40D1-9F0C-1F93D13DC45B}' (runs on registration).
Scheduled Task (Boot/Login)
  • 8169Diag.exe is automatically launched at startup through a scheduled task named RtlNICDiagVistaStart.
Startup File (All Users Run)
  • 8169Diag.exe is loaded in the all users (HKLM) registry as a startup file name '8169Diag' which loads as "C:\Program Files\Realtek\Realtek Ethernet Diagnostic Utility\8169Diag.exe".

How do I remove Realtek Ethernet Diagnostic Utility?

You can uninstall Realtek Ethernet Diagnostic Utility 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 Realtek Ethernet Diagnostic Utility, 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 Realtek Ethernet Diagnostic Utility.

Win 7 (SP1) 70%
Win 7 0%
Automatically starts? Yes
(Found in the run registry)
Uninstall it 9%
Keep it 91%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 75.34%
Windows 10 20.02%
Windows XP 3.64%
Windows Vista 0.93%
Windows Server 2003 0.07%
Which OS releases does it run on?
Windows 7 Ultimate 30.93%
Windows 7 Home Premium 26.56%
Windows 7 Professional 15.24%
Windows 10 Pro 5.90%
Windows 10 Home 4.76%
Windows 8.1 Pro 3.73%

Distribution by countryGeography

35.81% of installs come from the United States
Which countries install it?
  United States 35.81%
  Germany 9.36%
  United Kingdom 5.74%
  France 4.88%
  Italy 2.96%
  Taiwan 2.88%
  Canada 2.84%
  Brazil 2.71%
  Australia 2.44%
  Netherlands 1.87%
  Spain 1.52%
  Sweden 1.51%
  Russia 1.41%
  India 1.40%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
ASUS 27.93%
Acer 14.91%
Dell 6.79%
Hewlett-Packard 5.89%
Alienware 3.08%
Lenovo 1.19%
Intel 0.74%
Samsung 0.45%
Common models
ASUS All Series 20.91%
ASUSTeK CM6630_CM6730_CM6... 8.52%
ASUSTeK CM6850 4.68%
Alienware Aurora-R3 3.41%
ASUSTeK CG8250 3.06%
ASUSTeK CM6650 2.71%

About Realtek Semiconductor

Realtek manufactures a wide variety of products that can be broadly categorized into two subdivisions: Communications Network ICs, and Computer Peripheral and Multimedia ICs.
Publisher URL: www.realtek.com


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