-Deleting shellnotes <2.5 is done manually (just like installing). Delete the hidden(.) files from your Home folder, then delete or comment-out the line where the source to the file is used from your shell configuration file.
-Deleting shellnotes >3.0 is done automatically (just like installing). Run the file uninstall.sh by typing "sh ~/.shellnotes/uninstall.sh" and select the first option. Then restart your terminal.