What is aswRdr2?

AswRdr2.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 operating system, hardware etc. The free file information forum can help you determine if aswRdr2.sys is a Windows system file or if it belongs to an application that you can trust.

Run a free scan to check for aswRdr2 drivers in need of updating

AswRdr2.sys file information

The process known as avast! WFP Redirect Driver belongs to software AVAST Software a.s or avast! Antivirus or avast! Antivirus System or Avast! Antivirus by AVAST Software ( or Avast Software s.r.o.

Description: AswRdr2.sys is not essential for the Windows OS and causes relatively few problems. The file aswRdr2.sys is located in the C:\Windows\System32\drivers folder. Known file sizes on Windows 10/8/7/XP are 44,784 bytes (66% of all occurrences) or 81,768 bytes. 
The driver can be started or stopped from Services in the Control Panel or by other programs. The program is not visible. The aswRdr2.sys file is digitally signed. It is not a Windows system file. aswRdr2.sys appears to be a compressed file. Therefore the technical security rating is 17% dangerous.

Uninstalling this variant: In case of problems with aswRdr2.sys, you can remove the entire program Avast! Antivirus using Windows Control Panel or consult's Customer Service for advice.

Recommended: Identify aswRdr2.sys related errors

Important: Some malware disguises itself as aswRdr2.sys, particularly when not located in the C:\Windows\System32\drivers folder. Therefore, you should check the aswRdr2.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.


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Best practices for resolving aswRdr2 issues

A clean and tidy computer is the key requirement for avoiding problems with aswRdr2. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the aswRdr2.sys process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

aswRdr2.sys [all]