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What is aswTdi?

AswTdi.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 aswTdi.sys belonging to the Windows system or an application you can trust.

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

AswTdi.sys file information

The process known as avast! TDI Filter Driver belongs to software avast! Network Shield Support or avast! Antivirus or avast! Antivirus System by ALWIL Software (www.avast.com) or AVAST Software (www.avast.com).

Description: AswTdi.sys is not essential for the Windows OS and causes relatively few problems. aswTdi.sys is located in the folder C:\Windows\System32\drivers. Known file sizes on Windows 7/XP are 36,176 bytes (78% of all occurrences), 43,176 bytes or 57,672 bytes. http://www.file.net/process/aswtdi.sys.html 
The driver can be started or stopped from Services in the Control Panel or by other programs. The program is not visible. The service has no detailed description. The aswTdi.sys file is not a Windows system file. aswTdi.sys seems to be a compressed file. Therefore the technical security rating is 35% dangerous, however also read the users reviews.

Recommended: Identify aswTdi.sys related errors

Important: Some malware disguises itself as aswTdi.sys, particularly when not located in the C:\Windows\System32\drivers folder. Therefore, you should check the aswTdi.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

Alwil Avast! Network shield support system driver file.
It is causing my system to crash after uninstalling Avast!

Summary: Average user rating of aswTdi.sys: based on 2 votes with 2 user comments.
One user thinks aswTdi.sys is essential for Windows or an installed application. One user thinks it's neither essential nor dangerous.

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AswTdi 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

aswTdi.sys [all]