What is InstUI.dll?

The file named InstUI.dll is developed and maintained by Symantec Corporation. The program has a valid digital signature and is duly verified. The signing authority is provided by a reputed company named VeriSign. With regular software updates and security patches, it is conveniently safe to work with. The threat level of the file is 1.

InstUI.dll is located in C:\Program Files\nortoninstaller\{78ca3bf0-9c3b-40e1-b46d-38c877ef059a}\nsm\licensetype\2.8.0.9\instui.dll. The actual size of the DLL file is confirmed to be 3.5 megabytes. The non-system process is not mandatory for Windows operating system to function efficiently. It can be removed if found to be infected by a virus or malware.

Affected Platform: Windows Vista, 7, 8

How to detect whether your system is affected by InstUI.dll?

Viruses can easily affect and corrupt “.exe” files causing several system malfunctions. Below are the symptoms to check if your system is infected with the malware:

• Problem during computer startup.
• Problem during program startup.
• Errors while running specific functions.
• Damaged and missing link files.
• Conflict in the process.
• Missing or corrupted driver files.
• Invalid Windows registry.
• Hardware malfunction.

To further establish the infection of malware, 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 InstUI.dllfile and open its location.

If the file is located outside C:\Program files, then you should perform an antivirus scan to get rid of the malware infection.

How does Comodo Antivirus help you to protect your system from InstUI.dllmalware?

Comodo Antivirus protects your system from malware attacks and also removes any existing infections. Following are the steps to effectively purge out the InstUI.dllmalware from your system.

Step 1: Download and install 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: Restart your PC.

Step 5: Wait until the Comodo Internet Security updates the antivirus.

Step 6: Initiate a quick scan that instantly begins after the update.

Step 7: If the system is infected with InstUI.dllmalware or any other threats, you will be prompted with an alert screen upon scanning.

Step 8: Comodo Antivirus will remove InstUI.dllmalware from your computer including all other malwares!