ZLK File Extension

What is ZLK file?

Full format name of files that use ZLK extension is ZoneAlarm Mailsafe Renamed MSI. ZoneAlarm Mailsafe Renamed MSI specification was created by Check Point Software Technologies Ltd.. ZLK files are supported by software applications available for devices running Windows. ZLK file belongs to the Misc Files category just like 6033 other filename extensions listed in our database. The most popular software that supports ZLK files is ZoneAlarm Pro. Software named ZoneAlarm Pro was created by Check Point Software Technologies Ltd.. In order to find more detailed information on the software and ZLK files, check the developer’s official website.

Programs which support ZLK file extension

Below is a table that list programs that support ZLK files. Files with ZLK suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

How to open file with ZLK extension?

There can be multiple causes why you have problems with opening ZLK files on given system. What is important, all common issues related to files with ZLK extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The list below will guide you through the process of addressing the encountered problem.

Step 1. Download and install ZoneAlarm Pro

The most common reason for such problems is the lack of proper applications that supports ZLK files installed on the system. To address this issue, go to the ZoneAlarm Pro developer website, download the tool, and install it. It is that easy On the top of the page a list that contains all programs grouped based on operating systems supported can be found. One of the most risk-free method of downloading software is using links provided by official distributors. Visit ZoneAlarm Pro website and download the installer.

Step 2. Update ZoneAlarm Pro to the latest version

You still cannot access ZLK files although ZoneAlarm Pro is installed on your system? Make sure that the software is up to date. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. This can be one of the causes why ZLK files are not compatible with ZoneAlarm Pro. The most recent version of ZoneAlarm Pro is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Associate ZoneAlarm Mailsafe Renamed MSI files with ZoneAlarm Pro

If you have the latest version of ZoneAlarm Pro installed and the problem persists, select it as the default program to be used to manage ZLK on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Change the default application in Windows

• Clicking the ZLK with right mouse button will bring a menu from which you should select the Open with option
• Next, select the Choose another app option and then using More apps open the list of available applications
• The last step is to select Look for another app on this PC option supply the directory path to the folder where ZoneAlarm Pro is installed. Now all that is left is to confirm your choice by selecting Always use this app to open ZLK files and clicking OK.

Change the default application in Mac OS

• By clicking right mouse button on the selected ZLK file open the file menu and choose Information
• Find the Open with option – click the title if its hidden
• Select ZoneAlarm Pro and click Change for all...
• Finally, a This change will be applied to all files with ZLK extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Ensure that the ZLK file is complete and free of errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the ZLK file in question. Problems with opening the file may arise due to various reasons.

1. Verify that the ZLK in question is not infected with a computer virus

If the file is infected, the malware that resides in the ZLK file hinders attempts to open it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the ZLK file is indeed infected follow the instructions below.

2. Verify that the ZLK file’s structure is intact

If the ZLK file was sent to you by someone else, ask this person to resend the file to you. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. When downloading the file with ZLK extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the ZoneAlarm Mailsafe Renamed MSI file.

4. Check whether your system can handle ZoneAlarm Pro

If the system is under havy load, it may not be able to handle the program that you use to open files with ZLK extension. In this case close the other applications.

5. Ensure that you have the latest drivers and system updates and patches installed

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with ZoneAlarm Mailsafe Renamed MSI file. It is possible that one of the available system or driver updates may solve the problems with ZLK files affecting older versions of given software.

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