How to run .sh file on your Mac

1. Open Terminal, navigate to the directory of file using cd command.
   For example: cd ~/Downloads.
2. run "chmod +x filename.sh" to make the script executable.
3. run "./filename.sh" to activate the script.

If you got the following error:

"This program requires DISPLAY environment variable to be set.

Please re-run after assigning an appropriate value to DISPLAY."

Then you need to run the following command:

"export DISPLAY=:0"