1. KDZ File Extension
2. What is a(n) KDZ file?
3. How to open KDZ file?

3.1 Find and download then install appropriate software
1. 3.1.1 Programs that support KDZ files
3.2 Verify whether the KDZ file is not infected with malware
3.3 Verify whether the KDZ files is complete, that is, was it downloaded properly
3.4 Verify whether KDZ files are associated with proper software
3.5 Verify whether the storage medium on which the KDZ files is stored is not damaged or corrupted

4. Similar file extensions

KDZ File Extension

File type Kaspersky Virus Bases Format
File developer Kaspersky Labs
File category Data Files
File popularity rating

What is a(n) KDZ file?

The KDZ extension was developed by Kaspersky, a provider of popular antivirus software. KDZ files provide data useful in the detection of viruses, worms and in the process of quarantining them. They are saved in the Kaspersky Lab installation folder.

How to open KDZ file?

Step 1. Find and download then install appropriate software

Typically in order to open .KDZ files it is sufficient to follow these simple steps: find, download, and install appropriate software. Then, by double-clicking on the file icon, open the file. System should automatically associate KDZ file with appropriate software. Below is the list of programs required to open files with KDZ extension:

Programs that support KDZ files

Windows

Kaspersky Anti-Virus

Step 2. Verify whether the KDZ file is not infected with malware

If given file with KDZ extension is not infected, it is possible that the antivirus software is blocking access to the file. User should take necessary precautions and follow the steps suggested by the system. After recovering or removing the infected file it is recommended to scan the entire system for viruses. Yo will have to acquire a new, clean version of KDZ file.

Hint!

Be advised that you can always consult an IT expert for help. Some problems with KDZ files can be hard to solve for less sophisticated users. Also, you can ask for help one of the developers of software that supports files with KDZ extension. In order to do so, go to software’s subpage and search for software’s developer website address

Step 3. Verify whether the KDZ files is complete, that is, was it downloaded properly

If the KDZ file has not been downloaded properly it is not possible for the software to open such file. Check the file size in the location from where you downloaded the file in question. If the size of the original file differs from the size of downloaded KDZ file, you will have to download the file again.

Step 4. Verify whether KDZ files are associated with proper software

If the system registry has no entry related to default program that should be used to open KDZ files, even though given program is installed on the system, then KDZ files must be associated with the application in question.

Associating files with applications is performed similarly regardless of the type of system and consists in selecting an application which should be used for opening given type of files. In order to associate KDZ files with given application, right-click the file icon and select form the context menu "Open with" option, which will display a list of suggested programs. Select your program from the list. If the application is not on the list, use the "Browse" button and point to the location of the application. Checking "Always use selected application to open this kind of files" option will set selected application as the default application for opening given files.

Step 5. Verify whether the storage medium on which the KDZ files is stored is not damaged or corrupted

It is possible that the storage medium on which the file is located is damaged or corrupted. Try scanning the storage medium for errors.

Similar file extensions

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KDZ file – What is it? How to open such file? Solutions to problems with KDZ files