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What is appdrv?

Appdrv.sys is a Windows driver. A driver is a small software program that allows your computer to communicate with hardware or connected devices. This means that a driver has direct access to the internals of the OS, hardware etc.
The free file information forum can help you determine if appdrv.sys belonging to the Windows system or an application you can trust.

Run a free scan to check for appdrv drivers in need of updating

Appdrv.sys file information

The process known as App Support Driver belongs to software Application Driver or Internal Network Card Power by Dell (www.dell.com).

Description: Appdrv.sys is not essential for Windows and will often cause problems. appdrv.sys is located in the folder C:\Windows\System32\drivers or sometimes in a subfolder of "C:\Program Files". The file size on Windows 7/XP is 16,128 bytes. http://www.file.net/process/appdrv.sys.html 
The driver can be started or stopped from Services in the Control Panel or by other programs. The program is not visible. There is no detailed description of this service. The appdrv.sys file is not a Windows system file. appdrv.sys seems to be a compressed file. Therefore the technical security rating is 40% dangerous; however you should also read the users reviews.

Recommended: Identify appdrv.sys related errors

Important: Some malware disguises itself as appdrv.sys, particularly when not located in the C:\Windows\System32\drivers folder. Therefore, you should check the appdrv.sys process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

event system
Part of Dells system software
This is a boot-start or system-start required file per error in my event viewer
infected with tdss rootkit
  Joe blow  
Part of the TDL3 rootkit.
  Steven   (further information)
blue screen problem
  jose luis garcia aguilar  

Rating chart

Summary: Average user rating of appdrv.sys: based on 6 votes with 6 user comments.
4 users think appdrv.sys is essential for Windows or an installed application. 2 users think appdrv.sys is dangerous and recommend removing it.

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Appdrv scanner

Security Task Manager shows all running Windows tasks including embedded hidden functions (e.g. keyboard or browser monitoring, autostart entry). A unique security risk rating indicates the likelihood of the process being potential spyware, malware, keylogger or a Trojan.

Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, trojans, keyloggers, malware and tracking threats from your hard disk. Ideal supplement to Security Task Manager.

SpeedUpMyPC scans, cleans, repairs and optimizes your computer.

Other processes

appdrv.sys [all]