How to Manually Create A Custom Application Launcher on Gnome 3 Desktop

Create GNOME 3 Launcher

The Guide shows you How to Manually Create a Custom Application Launcher on Linux GNOME 3 Desktop.

at the Moment the Default Alacarte GUI Menu Editor Tool still Manifest some Issues…

And this Visual Guide includes the Basic Screenshots of All GUI Steps involved.

The Contents and Details of Post are Expressly Minimal to Give Focus Only to the Essentials Tips, Instructions and Commands so to Make the Tut Easier to Read & Understand ;)

1. Open a Terminal Window
   (Press “Enter” to Execute Commands)

   

   In case first see: Terminal QuickStart Guide.

Here Linux How to Easy Locate/Search/Find Files/Directories/Paths on Command Line:

Linux Locate Command Utility
locating files/icons/Directories and Paths on linux Command Line

2. Login as SuperUser

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   su 

   If Got “User is Not in Sudoers file” then see: How to Enable sudo
   Or

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   sudo su

   If Got “User is Not in Sudoers file” then see: How to Enable sudo

3. Create Launcher Manually with Editor

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   nano /usr/share/applications/nightly.desktop

   Example:

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   [Desktop Entry]
   Name=Nightly
   Comment=Firefox Nightly Browser
   Exec=/opt/firefox/firefox
   Icon=/opt/firefox/icons/mozicon128.png
   StartupNotify=true
   Terminal=false
   Type=Application
   Categories=Network

   Ctrl+x to Save and Exit.

   Linux How to Properly SetUp the Launcher Category:

   Here Linux Launcher SetUp Category

   Gnome/Xfce/Lxde Howto Set the Category on Application Launcher

4. The New Launcher on GNOME 3 Desktop Applications

   

Howto Install Firefox Nightly on Linux:

Here Firefox Nightly on Linux Distros
Linux Howto Install Firefox Nightly