What is QtSql4.dll?

The file named QtSql4.dll is developed by Nokia Corporation. The file has its signature and verification done by SoftThinks. It is used by the QT4 module and the C++ application development framework. The file is safe in almost all possible occurrences and receives security updates. It has a threat level of 1.

QtSql4.dll is located in C:\users\{user}\appdata\local\umclient\qtsql4.dll. The size of the DLL file is found to be 697.8 kilobytes. The newest version of the program is not found in any records. Being a non-system process, it will not have any consequences if removed. The program has no direct effect on Windows operating system’s performance. 

Affected Platform: Windows 7.8,10.

How to check if your computer is infected with QtSql4.dll malware?

Keep an eye for the following symptoms to check if your PC is infected with QtSql4.dll malware:

• Unstable internet connection
• Browser redirects to unwanted websites
• PC performance slows down
• Browser is bombarded with hordes of popup ads
• System screen freezes repeatedly.

If you find any of  the above mentioned symptoms, take the following steps to be sure about the malware infection:

1) Press CTRL+ALT+DEL keys to open Task Manager.
2) Go to the process tab and right-click on the QtSql4.dll file and open its location.

If the file is located outside C:\users\{user}\appdata\local\umclient\qtsql4.dll, then you should take measures to get rid of the malware.

How to remove QtSql4.dll  malware from system with Comodo Cleaning Essentials?

Comodo Cleaning Essentials (CCE) incorporates antivirus software with unique features like auto-sandboxing to identify and obstruct every suspicious process running on an endpoint with a single click. To remove QtSql4.dll malware using CCE, follow the steps mentioned below:

Step 1: Download the CCE suite.

Step 2: To start the application, double-click on the CCE.exe file.

Step 3: It then probes the antivirus to initiate a full system scan to identify and remove any existing malicious files.

Step 4: If threats are found during the scanning, you will be prompted with an alert screen.

Step 5: Comodo Cleaning Essentials will remove QtSql4.dll  malware from your computer including all other malwares!