[KB3237] Download, install and activate ESET Cyber Security or ESET Cyber Security Pro


  1. Uninstall any previously installed antivirus software on your system.
Installation from the .pkg file

During installation and the first startup of your ESET products for macOS installed from the .pkg file, it is necessary to have internet access on your mac to allow Apple to verify ESET kernel extensions notarization.

  1. If you have a CD, insert it into your computer (if the installation does not begin automatically, double-click the ESET disc icon on your desktop).

    To install without a CD:
    1. Double-click the appropriate installer file below to begin installation:

      ESET Cyber Security ESET Cyber Security Pro
  2. The install package will appear in your Downloads folder or the default folder set by your browser. Click the file to open it.

    If you inserted a CD in step 2, the ESET CyberSecurity or ESET Cyber Security Prowindow will open automatically. Double-click English.

  3. Double-click the Installicon.

Figure 1-1

  1. ClickContinueto launch the Installation Wizard.

Figure 1-2

  1. Read the Introduction and click Continue.

Figure 1-3

  1. Review the System requirements andclickContinue.

Figure 1-4

  1. ClickContinue→Agree.

Figure 1-5

  1. In the Version Check window, clickContinue. We highly recommend you install the latest version if you are notified one is available.

Figure 1-6

  1. Select an Installation mode andclickContinue.

Figure 1-7

  1. Select your preference for ESET LiveGridand clickContinue.

Figure 1-8

  1. Select yourPotentially Unwanted Applicationspreferenceand click Continue.

Figure 1-9

  1. Click Install.

Figure 1-10

  1. When prompted, enteryour administrator Name and Password andclick Install Software.

Figure 1-11

  1. The installation may take a few minutes to complete. When the Installation was successfulscreen displays, click Close.

Figure 1-12

  1. After thefirst installation on macOS 10.13 and later, you will receiveSystem Extension Blockedsystem notification andYour computer is not protectednotification from your ESET product.
    Allow systemextensions on your mac
    1. ClickOpen System Preferences.

    Figure 2-1

    1. ClickSecurity & Privacy.

    Figure 2-2

    1. Click the lock icon at the bottom left to allow changes to be made.

    Figure 2-3

    1. ClickAllownext toSystem software from developer "ESET,spol. s.r.o." was blocked from loading.

      Allow button disabled

      Physical access to the computer is requiredto allow the kernel extensions. TheAllowbutton will be disabled if you areremotely accessing the computer.

    Figure 2-4

    1. ClickStart Again.

    Figure 2-5

  2. After thefirst installation on macOS 10.14, you need to allow yourESET product to access touserprotected datain order to receive a full protection.
    Allow your ESET product access touserprotected data on your mac
    1. From theApple menu, clickSystem PreferenceSecurity & Privacy.

    Figure 3-1

    1. Click thePrivacytab.
    2. Select theFull Disk Accessoption.
    3. Click the Lock icon so that you canmake changes.

    Figure 3-2

    1. Drag and drop the ESET application icon into theAllowlist or click the + icon and select yourESET application.
    2. Your computer will display anotification to restart your computer. ClickLater. Do not restart your computer in this step.

    Figure 3-3

    1. Restart your ESET product manually or reset your computer.
  3. After installation is complete, the activationwindow will open automatically. In the License Key field, type orcopy/pasteyour License Keyand clickActivate. Make sure you enter the License Key exactly as it appears and include the hyphens. If you copy/paste be sure you do not accidentally select additional space around the text. If you have a CD, type your Activation Key (printed on the label) into the blank field. Be sure to include hyphens.

    If the activation windowdoes not open automatically, in the menu bar, click theoricon in the menu bar.Select Open ESET Cyber Security or ESET Cyber Security Proand click Activate.

    Video tutorial

    Click here if you do not have a License Key or did not receive an email with license info following your purchase.

Figure 1-13

  1. If your credentials were entered incorrectly, you will see the Activation was successful screen.ClickDoneto complete your activation.Your product will now automatically begin downloading the latest modules update.

Figure 1-14

  1. Cyber Security Pro users only:In the New network connection detectedwindow, select the check box next to Remember network, select your preferred Profile from the drop-down menu and click OK.
    If you are performing this installation in an office or home environment on a secure network, click Home or Office. Only select Publicif you are traveling with your client computer and ESET Cyber Security Pro detects a new network.

Figure 1-15