How to: configure ClickOnce trust prompt behavior

Microsoft.Win32.RegistryKey key;
key = Microsoft.Win32.Registry.LocalMachine.CreateSubKey("SOFTWARE\\MICROSOFT\\.NETFramework\\Security\\TrustManager\\PromptingLevel");
key.SetValue("MyComputer", "Enabled");
key.SetValue("LocalIntranet", "Enabled");
key.SetValue("Internet", "AuthenticodeRequired");
key.SetValue("TrustedSites", "Enabled");
key.SetValue("UntrustedSites", "Disabled");
key.Close();

progam.cs To configure

Configure the ClickOnce Trust Prompt Behavior - Visual Studio (Windows) | Microsoft Docs