Create a new php file named blog-new.php. Copy the code from the blog-new file and paste there. Uplaod the blog-new.php file in your child theme root direcory along with other files like styl.css and ...
To update sections being injected, navigate from the dashboard to Plugins > Plugin Editor > Select Check-it-Off Travel Blog Injector from the dropdown and click select. Edit Lines 46, and 61 for first ...