QDNQFxy.dll problem is regarded as a critical system problem and cannot be removed completely by simply reinstalling any application. It is associated with QDNQFxy.dll file which serves as a critical part of Windows operating system. Any modification on the crucial file can possibly cause serious problems to the system, containing of unexpected Blue Screen of Death pops- up, driver update failure, computer sound quality deteriorates, problematic driver removal failure, inexplicable loss of system performance and undesirable accumulation of complicated system errors.
At times, QDNQFxy.dll error can be caused by the installation of a program. Note: We highly recommend you to do a clean boot before removing the software from your PC.
Step by step to remove QDNQFxy.dll error:
1. Log on to the computer by using an account that has administrator rights.
2. Click Start, type msconfig.exe in the searching box, and then press Enter to start the System Configuration utility.
Note: If you are prompted for an administrator password or for confirmation, you should type the password or provide confirmation.
3. On the General tab, click the Selective startup option, and then click to clear the Load startup items check box. (The Use Original Boot.ini check box is unavailable.)4. On the Services tab, click to select the Hide all Microsoft services check box, and then click Disable all.
Note This step lets Microsoft services continue to run. These services include Networking, Plug and Play, Event Logging, Error Reporting, and other services. If you disable these services, you may permanently delete all restore points. Do not do this if you want to use the System Restore utility together with existing restore points.
5. Click OK, and then click Restart.Reference: http://support.microsoft.com/kb/929135/en-us
Step 1 In first step you need to install the application and Scan your whole computer.
Step 2 Click "System Fix", you can view the following pictures.
Step 3 Click "Dll Download" and type the missing QDNQFxy.dll in the searching box.
Step 4 Click Download and Register QDNQFxy.dll Files with SmartPCFixer.
Step 5 Restart Your Computer, Error Removed!http://www.driverswiki.in/dll/
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