A: Disable GateKeeper’s Unidentified App Developer Prevention Completely

This is easy way to setup for open internet download IBVA and other third party application :

1. 1.Launch System Preferences from the Apple  menu
   

2. 2.Choose “Security & Privacy” and then click the “General” tab, followed by clicking the lock icon in the corner to unlock the settings
   

3. 3.Look for “Allow applications downloaded from:” and choose “Anywhere”
   

4. 4.Accept the security warning and allow
   

5. 5.You can now launch any app from any location or developer
   

B: One time setup and run application.

Internet download application may not run by OSX 10.8’s scurrility check, in case Security Check is default setup : “Mac App Store and identified developers”.

That case “control click” Application, then select open, will run application. This is only one time need to do for new download application.