How to Remove “QtXml4.dll”

What is QtXml4.dll?

The file named QtXml4.dll is developed by Digia Plc. It has a valid digital signature and verified by SMART technologies ULC. The program is primarily used by the C++ application development framework and is always safe to work with. The developer rolls out security updates to safeguard it against viruses. The threat level is 1.

QtXml4.dll is located in C:\Program Files\smart technologies\education software\smarttech.qt.vc100.4.7.2.1\qtxml4.dll. The size of the file is confirmed to be 409.4 kilobytes. The last identified version is not known. It is digitally verified by Verisign incorporation. The program is not a crucial DLL for Windows operating system to run efficiently and can be removed if found to be slowing down the system. 

Affected Platform: Windows 7,8.

How to check if your computer is infected with QtXml4.dll malware?      

Each malware is different and causes unique problems to the system. You will notice one or several of the following symptoms if your system is infected with QtXml4.dll malware:

  • Internet connection fluctuates
  • QtXml4.dll file is taking more of your CPU memory 
  • System performance is very low
  • Browser is redirected to some strange websites
  • Interference of annoying popup ads
  • Other malwares infiltrate into the system.

To further establish the malware infection, take the following steps:

  • Go to Task Manager by pressing the combination of keys ctrl+alt+del
  • Go to the process tab and right-click on the QtXml4.dll and open the file location.

If the file is located outside C:\Program Files\smart technologies\education software\smarttech.qt.vc100.4.7.2.1\qtxml4.dll, then it is likely that the system is affected with QtXml4.dll malware.

How to remove QtXml4.dll malware from system using Comodo Antivirus?

Ideally, replacing the existing QtXml4.dll file on your computer with a different version procured from the internet is advisable. To remove the file using Comodo's trusted and effective antivirus software, follow the steps below:

Step 1: Download the award-winning Comodo Free Antivirus.

Step 2: Installation configuration frames will be displayed. Select the configuration you would like to apply.

Step 3: Select Customize Configuration option and arrange installers, configuration, and file location.

Step 4: Once the Installation is Finished, restart your PC.

Step 5: It will take some time for the Comodo Internet Security to update the antivirus.

Step 6: Proceed with a quick scan that automatically begins after the update.

Step 7: If threats are found during the scanning, you will be prompted with an alert screen.

Step 8: Comodo Antivirus will remove QtXml4.dll malware from your computer including all other malwares!

2

Malware Entries

First Seen: 02 April 2018 at 7:50 am
No. Company File Type SHA1 MD5 Malware
Name
Digitally
Signed
File
Version
Product
Version
Submitted
From
Malware Behavior
1 N/A Executable 4341f6d22985d86f
274441a17b8ac05a
418dc245
39b5271e728ecf18
63709e833cd9911f
Virus.Win32.
Ramnit.K
No N/A N/A Turkey N/A
2 Nokia Corporation and/or its subsidiary(-ies) Executable a92e9be2b420202b
35dffb29c6e07ac5
bf4eb247
4f61789663ccede9
0e31b88b8aaa4bb0
Virus.Win32.
Ramnit.K
No 4.8.3.0 N/A Philippines N/A
Display 4 items per page
  • 4 items per page
  • 8 items per page
  • 16 items per page
  • 32 items per page
21

Safe Entries

First Seen: 30 June 2010 at 9:22 pm
No. Company File Type SHA1 MD5 Digitally
Signed
File
Version
Product
Version
Submitted
From
1 The Qt Company Ltd Executable 7714303da8c0ea30
fa84116d8d2e8380
bec44f49
122c372b33367888
7183444d400bb348
No 4.8.7.0 N/A 10.108.51.216/32
2 Digia Plc and/or its subsidiary(-ies) Executable df01758afa2b3707
c9e6b9b03d8d989b
12ae9786
82d90f805aa92669
6064bdf35e1afc35
No 4.8.4.0 N/A United States
3 Digia Plc and/or its subsidiary(-ies) Executable eb81abfd000aa2d5
b069bcb89cbe9cce
aa4f10ac
e643ab11bbba7465
2c52f76e9a756170
No 4.8.5.0 N/A United States
4 N/A Executable cce6617209e76e38
4e1449111b089a62
e34610d5
4176ce893c16184c
5fa9c94036c19a24
No N/A N/A United States
Display 4 items per page
  • 4 items per page
  • 8 items per page
  • 16 items per page
  • 32 items per page
 
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