Software Sources not found in Unity Dash Search

Solution 1:

First copy the software sources desktop file to your local applications folder:

mkdir -p ~/.local/share/applications
cp /usr/share/applications/software-properties-gtk.desktop ~/.local/share/applications/

Edit the file:

gedit ~/.local/share/applications/software-properties-gtk.desktop

change the line NoDisplay=true to NoDisplay=false

Save, logout and login.

Solution 2:

You can do following steps for showing "Software Source" program in Unity search result:

1. Install "Main Menu" program from software center(package name is "alacarte").
2. Run "Main Menu" program.
3. From right panel called "Menus" open "System Tools" node and select "Preference" node.
4. Check "Software Source" in next pane.
5. Finish, in next login you will see Unity "Software Source" in search result