How to run bash program in Linux:

1.

Download the .sh file.

2.

Go to your downloads folder.

3.

Right click on the .sh file and click "properties"

4.

Find the option "Executable as Program" and toggle the switch next to it on. (Example shown in image)

5.

Now close that menu and double click on the .sh file. If nothing happens then right click then "run". If something similar to this image below shows up, select "Run in Terminal".