GNU/Linux GNOME 3 Making Launcher Guide
How to Create a New Application Launcher on GNOME 3 GNU/Linux desktops.
And this Practical Example illustrate here How to Add a Firefox Nightly Entry inside to the Internet Section a GNOME 3 Main Menu.
Finally, this Technique is Useful for Adding Any New Software on Gnome 3 Linux desktops.
 
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How to QuickStart with Command Line on GNU/Linux: 
- Check if Alacarte Menu Editor is there - which alacarte If Not then to Install it:
 On Apt Based with:- sudo apt install alacarte And on Yum/Dnf Based with:- sudo yum install alacarte Or:- su -c "dnf in alacarte" Again on SUSE Based:- sudo zypper in alacarte If Got “User is Not in Sudoers file” then see: How to Enable sudo
- Than Launch Main Menu or Alacarte 
 It depends from the Linux Distro  
- Select or Make Menu. 
- Click on New Item.   
- Next Click to the Left On the Launcher Icon.   - Browse the Path to your Application Name .png Icon file. - Under this Image you Find Link to Tutorial for Locating Images and Icons.   - If you Do Not Find Icon it and Need Help to Locating the Icon Look: Linux How to Locate Command
How to Install Google-Chrome Web Browser in Linux: Installing Chrome on Linux

 
