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Download the installer

1. Click the appropriate link to download ESET NOD32 Antivirus 4 Business Edition for Linux Desktop. Which version is my operating system?
   
   32-bit Download    64-bit Download
   

   ESET-issued Username and Password required

   You will need your ESET Username and Password to download your ESET product. If you forgot your username or password, you can recover it here.

2. Select Save to Disk when prompted to and save the file to the Desktop.
    
3. Once the download is complete, right-click the installer, select Properties and click the Permissions tab. Select the check box next to Allow executing file as program and then click Close.
   
   Enabling this permission is required in most instances to begin the installation and to prevent the error message Couldn't display "/home/eset/Desktop/ueavbe.i386.en.linux".

Figure 1-1  

Install ESET NOD32 Antivirus 4 Business Edition for Linux Desktop

To install ESET NOD32 Antivirus 4 Business Edition for Linux Desktop, please follow the steps below.

1. To begin your installation, double-click the ESET NOD32 Antivirus installer icon "ueavbe.i386.en.linux" or "ueavbe.x86_64.en.linux".
   

   SELinux conflicts

   SELinux may conflict with ESET NOD32 Antivirus 4 Business Edition for Linux Desktop on some distributions. If you receive the error message "SELinux not supported", you must disable it before continuing.

   Disable SELinux from Terminal window

   1. Run the following commands under root account:

      sed -i 's/selinux=enforcing|selinux=permissive/SELINUX=disabled/I' /etc/
      sysconfig/selinux echo "0" > /selinux/enforce

      Alternatively, open the /etc/sysconfig/selinux file and change the selinux option to:

      selinux=disabled

   Disable SELinux using the GUI (Fedora/RedHat)

   1. Click System → Administration → Security Level and Firewall. Enter your root password and click OK. Select the SELinux tab and then select Disabled from the drop-down menu. Click Apply and then OK. Restart your system for the changes to take effect. 

Figure 1-2

2. Enter your root password if prompted and click OK. The ESET NOD32 Antivirus Setup window will display. Click Next to continue.

 Figure 1-3

3. On the Installation Type screen, select Install ESET NOD32 Antivirus and click Next to continue.  For instructions on preparing a package for remote installation, click here.

Figure 1-4

4. Read the Important Information including Product Features and System requirements and click Next to continue. 
    
5. On the License Agreement screen, select I accept the terms in the License Agreement and then click Next to continue. 

Figure 1-5

6. The Installation Mode window will display. Select Typical and click Next to continue. 

   Custom installations

   Selecting Custom install will display additional configuration parameters such as password protection of ESET NOD32 Antivirus settings. If you select Typical (recommended) the additional configuration parameters can be accessed after installation is complete. 

7. At the Update window, enter your ESET-provided Username and Password and click Next to continue. 

   Usernames and Passwords

   Remember to enter your Username and Password exactly as they are written:

   • The username and password are case sensitive
   • The hyphen in the username is necessary
   • The password is ten characters long and all lowercase
   • If you are copying and pasting, make sure you don't select an extra blank space
   • We do not use the letter L in passwords (use the number one (1) instead)
   • A big '0' is the number zero (0); a little 'o' is the lowercase letter o

   I forgot my Username and Password

Figure 1-6

8. The Enable ThreatSense.Net Early Warning System option is selected by default. Click Next to continue. 

Figure 1-7

9. In the Special Applications window, select your preferred option (see What is a potentially unwanted application?) and click Next.

Figure 1-8

10. Click Install to begin the installation. 

Figure 1-9

11. After the installation is completed, click Finish to exit the Installation Wizard. 

Figure 1-10

12. When prompted to restart, click Yes. 

Figure 1-11