How to enable AirDrop OS X to iOS (and vice versa) on an old Mac

Yosemite with OS X, Apple has several new features, including AirDrop. This feature has arrived there two years now with OS X Lion, but it was limited until now. In fact, Apple only allowed to send files (eg images) from one Mac to another wireless. It was not possible to share content from an iPhone to a Mac and vice versa. It was at this time that OS X comes Yosemite.
However, this improved function is limited to the different Mac dating to 2012 min. Older models do not have AirDrop with iOS devices only between Mac. However, there is a trick to activate it, although Mac predate 2012. It should Continuity Activation Utility Tool and Bluetooth 4.0 dongle that connects via USB.
The newspaper published a rabbit complete tutorial on the various processes to be performed. They are not very complicated, just follow one after the other. Continuity Activation Tool will allow loading a driver connected to the Wi-Fi card in the Mac. Other steps will allow to use this driver in question with the Wi-Fi card, which technically does not match.