Learn about cleaning your teeth
This will change the bolded text in the following example url: https://www.greatprofessionalwebsites.com/blog/custom-url-text/15
Use caution with this feature. On save, a 301 will be created to redirect this link to the new custom one. If a 301 already exists for this url, then it will be updated with the new url and the old 301 will not exist.