84,488,480 programs installed

Should I remove Quest Diagnostic Server?

What percent of users and experts removed it?
2% remove it98% keep it
Overall Sentiment
What do people think about it?
Be the first to rate (click star to rate)
How common is it?
Reach <0.001%


VersionDistribution 100.00%

Other programs by Quest Software

Quest Diagnostic Server


Quest Diagnostic Server is a program developed by Quest Software. It adds a background controller service that is set to automatically run. Delaying the start of this service is possible through the service manager. The software installer includes 5 files. A majority of the PCs this is running on, most OS versions are Windows 7 (SP1). The distribution of this has mostly been seen in the United States.

Program detailsProgram details

URL: www.quest.com
Help link: www.quest.com/support
Installation folder: C:\Program Files\quest software\diagnostic server\agent\ext
Uninstaller: MsiExec.exe /X{bdf09e00-ec91-4156-9116-5b7974f7d9f9}
(The Windows Installer is used for the installation, maintenance, and removal.)
Language: English (United States)

Program filesFiles installed by Quest Diagnostic Server

  • questoopcollector.exe - Spotlight on SQL Server (OOPCollector)
  • agentmessages.dll - Spotlight On SQL Server Enterprise
  • sspiauthenticator.dll - SSPI Authenticator
  • questdiagnosticserver.exe - Quest Diagnostic Server (Quest Diagnostic Server Win32 Service)
  • sqljdbc_auth.dll (by Microsoft) - sqljdbc_auth

Program behaviorsBehaviors exhibited

  • questdiagnosticserver.exe runs as a service named 'Quest Diagnostic Server' (QuestDiagnosticServer) "Collects diagnostic information for Spotlight on SQL Server".

How do I remove Quest Diagnostic Server?

You can uninstall Quest Diagnostic Server 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 Quest Diagnostic Server, 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 Quest Diagnostic Server.

Windows Service? Yes
(Installs a service)
Uninstall it 2%
Keep it 98%
Windows 7 (SP1)

Distribution by countryGeography

100.00% of installs come from the United States
Which countries install it?
  United States 100.00%

About Quest Software

Quest manufactures software used by IT professionals in a variety of industries and although they are best known for TOAD, used by database professionals, they offers other products that develop, manage, monitor and protect packaged and custom software applications, as well as associated software infrastructure components, such as databases, application servers, operating systems and hypervisors.
Publisher URL: www.quest.com


user comment
No one has commented yet. Help others learn more about this software, share your comments.