The more that you may be curious in this universe of Android know that to perform certain tasks or to use advanced features, you must enable USB debugging. Well, to activate it you have to follow the following steps:
Access the General Settings Galaxy S5
Search the About device and then locate the section Build Number or build number.
Once located click seven times in quick succession there, done that a message appears indicating that developer already is in the S5 Galaxy
At this point I could locate in the Developer Options Settings, previously hidden
Entered this new menu, locate the Debug Mode and activate it (it's a box)
That's it! Now you can perform some cool features like installing ROMs using Odin.