Please follow the below steps to resolve the issue.
1) Create a child theme: You can refer this page to get more details related to creating a child theme.
2)Copy assets/vendor/breadcrumbs/breadcrumbs.php from the parent theme and paste it in the newly created child theme by following the same path as a parent theme
3) Open the pasted file and replace line 157 to 221, by the content of the line # 163 to 251 mentioned in
trail() on https://github.com/justintadlock/breadcrumb-trail/blob/master/inc/breadcrumbs.php