djangocms-bootstrap4
                                django CMS Bootstrap 4 is a plugin bundle for django CMS providing several components from the popular Bootstrap 4 framework.
                            
                        How to download and setup djangocms-bootstrap4
Open terminal and run command
                                            git clone https://github.com/django-cms/djangocms-bootstrap4.git
                                        
                                        git clone is used to create a copy or clone of djangocms-bootstrap4 repositories.
                                        You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with djangocms-bootstrap4 https://github.com/django-cms/djangocms-bootstrap4/archive/master.zip
Or simply clone djangocms-bootstrap4 with SSH
                                            [email protected]:django-cms/djangocms-bootstrap4.git                                    
                                    If you have some problems with djangocms-bootstrap4
You may open issue on djangocms-bootstrap4 support forum (system) here: https://github.com/django-cms/djangocms-bootstrap4/issuesSimilar to djangocms-bootstrap4 repositories
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