Bower is a package management system for client-side programming. You can use Bower to install Bootstrap's source code and keep it up to date more easily. Initiate Bower by running the following command in your console:
Answer the questions like those shown in the following screenshot:
After the preceding steps, a
bower.json file is created. Then run the following command in your console:
bower install bootstrap#4 --save-dev
The preceding command downloads Bootstrap to the
bower_components folder. Notice that jQuery and Tether are also installed since Bootstrap depends on these libraries.
--save-dev flag ...