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 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!

1

Malware Entries

First Seen: 27 June 2018 at 8:58 pm
No. Company File Type SHA1 MD5 Malware
Name
Digitally
Signed
File
Version
Product
Version
Submitted
From
Malware Behavior
1 N/A Executable 3c8835749d2c2d78
1660e0efcfc9aa61
42cc4707
a01edb8a8b0d4bd7
220a18812d03330f
Virus.Win32.
Ramnit.K
No N/A N/A Libyan Arab Jamahiriya N/A
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62

Safe Entries

First Seen: 01 January 2009 at 6:49 pm
No. Company File Type SHA1 MD5 Digitally
Signed
File
Version
Product
Version
Submitted
From
1 N/A Executable fdafef8c4165194f
708f23f93c5f2633
013b0c03
5a79e945dae86bee
8607d7af30ffd93b
No N/A N/A Internal Submission
2 N/A Executable eb9424bd7e8fcfe9
2e0be9e2b7dc6e9a
a6a7a37a
f6ee315f9be79f61
4c2b5b5cc15ccaa9
No N/A N/A Internal Submission
3 Digia Plc and/or its subsidiary(-ies) Executable 2bcabfa0fcd97f3e
959daba4043ad957
1be69b49
73a8696ebf5c38a1
bb76c5298aaa7151
No 4.8.4.0 N/A United States
4 N/A Executable 3857b6fc94c5d3f2
6d9504b9b3e6ffa3
f0b0ec3f
8cdc3f5ead0d8f64
24834ca368b96e2a
No N/A N/A 10.224.1.57/32
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