To reach your blog, go to Modules > Blog.
You can reappoint your blog by going into Parameters, choose your title, then enter an introduction if you wish. Don't forget to activate this blog module then Save.
Then you can create your blog categories, which allow you to classify your notes. In add a category, enter the title and the introduction of the category, then save. Afterwards, you can change the order of the categories you've created.
Then create a new note to insert in one of the categories you've created. Enter the title of the note which will appear on your website. Then enter your texts, images, files or videos in your note.Then choose if you want to activate the comments of internet users in your notes.
Tags: enter keywords, separated by commas, linked with your note.