Be sure third-party anti-virus software is not installed on your device.
Be sure that Kaspersky Endpoint Agent for Linux is not installed on your device. If Kaspersky Endpoint Agent for Linux is installed, during the installation process you will see a message about the need to manually remote it.
Be sure that an interpreter for Perl version 5.10 or higher is installed on your device.
Be sure that packages for compiling programs and starting tasks (gcc, binutils, glibc, glibc-devel, make) are installed on your device on operating systems that do not support fanotify.
Be sure that a package with the operating system kernel's header files for compiling Kaspersky Endpoint Security modules is installed on your device on operating systems that do not support fanotify.
The SUSE Linux Enterprise Server 15 operating system requires installation of the insserv-compat package.
The Red Hat Enterprise Linux 9 operating system requires installation of the initscripts package.
The Red Hat Enterprise Linux 8 and RED OS operating systems require installation of the perl-Getopt-Long package.
The Read Hat Enterprise Linux and RED OS operating systems require installation of the perl-File-Copy package, which is missing by default but necessary for the application's initial configuration script to work.
By default, Astra Linux operating systems block ptrace (Disable ptrace capability), which may affect the operation of Kaspersky Endpoint Security. For Kaspersky Endpoint Security to work correctly, unblock ptrace when installing Astra Linux. If Astra Linux is already installed, see the Astra Linux Help Center website for instructions on how to enable/disable this mode (Configuring protection and blocking mechanisms in the Blocking ptrace section).
To run the application, make sure that the root account is the owner of the following directories and that only the owner has the right to write to them: /var, /var/opt, /var/opt/kaspersky, /var/log/kaspersky, /opt, /opt/kaspersky, /usr/bin, /usr/lib, /usr/lib64.