ZLM is a file extension commonly associated with ZoneAlarm Mailsafe Renamed MST files. ZoneAlarm Mailsafe Renamed MST specification was created by Check Point Software Technologies Ltd.. ZLM file format is compatible with software that can be installed on Windows system platform. ZLM file format, along with 4349 other file formats, belongs to the Misc Files category. ZoneAlarm Pro is by far the most used program for working with ZLM files. On the official website of Check Point Software Technologies Ltd. developer not only will you find detailed information about theZoneAlarm Pro software, but also about ZLM and other supported file formats.
The following listing features ZLM-compatible programs. ZLM files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.
Problems with accessing ZLM may be due to various reasons. Fortunately, most common problems with ZLM files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The list below will guide you through the process of addressing the encountered problem.
The main and most frequent cause precluding users form opening ZLM files is that no program that can handle ZLM files is installed on user’s system. The solution is straightforward, just download and install ZoneAlarm Pro. 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.
If the problems with opening ZLM files still occur even after installing ZoneAlarm Pro, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of ZoneAlarm Pro is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. If you have an older version of ZoneAlarm Pro installed, it may not support ZLM format. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using 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 ZLM 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.
The procedure to change the default program in Windows
The procedure to change the default program in Mac OS
You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper ZLM file. Problems with opening the file may arise due to various reasons.
If the file is infected, the malware that resides in the ZLM file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the scanner detected that the ZLM file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.
If the ZLM file was sent to you by someone else, ask this person to resend the file to you. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the ZLM file has been downloaded from the internet only partially, try to redownload it.
Some files require elevated access rights to open them. Log in using an administrative account and see If this solves the problem.
The operating systems may note enough free resources to run the application that support ZLM files. Close all running programs and try opening the ZLM file.
Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with ZoneAlarm Mailsafe Renamed MST file. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle ZLM files.
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