Adobe Digital Editions - Silent Install

This article describes how to disable the Norton Security prompt when trying to silently install Adobe Digital Editions (ADE). The prompt is displayed because the installer searches for a certain antivirus product and it does not find it.

1. Add the following registry keys:

reg add HKLM\SOFTWARE\WOW6432Node\Symantec\NPInstaller\DeclineCount\adobeebook /f /v ns  /t reg_dword /d 1

reg add HKLM\SOFTWARE\WOW6432Node\Symantec\NPInstaller\DeclineCount\adobeebook /f /v nss /t reg_dword /d 2

2. Add the following registry hives:

for x86:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\N360] 

for x64:

[HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\N360]

Source: itninja.com article