Child theme is a theme that inherits the functionality of the parent theme. With the child theme, you can make the modification or add additional functionality to the parent theme. A child theme is a safest and easiest way to modify an existing theme, whether you want to make a few tiny changes or extensive changes.
For information about How to create a child theme visit: https://codex.wordpress.org/Child_Themes
Always keep BackUp of your theme before making any changes to the theme. If you get any problem in using the theme, you can do the following things:
- Deactivate the plugins, sometimes plugin conflict may cause issues with the theme. Please deactivate the unused plugins.
- Replace the latest modified code with the original code.
- If the issue still pertains, feel free to contact us using our Support Ticket