Before we create a blog, we need to create a blog group. Blog groups are a way of organizing blogs within the site. For our understanding, we'll create a new blog group csbookblog for our blog.
In order to create a blog group, click on the link titled Blog Groups located under the Blogs navigation panel by selecting the Administration link on the Dashboard. You will view a new page as shown in the following screenshot. From the following screenshot, you will see that a sample blog group with the name Sample Weblogs has been automatically created by the installer.
Now, click the Add New Group button. A small window with the title New Group will pop up. Enter the required information in it as shown in the screenshot below and submit the page by clicking on the Save button.
You will be returned to the Site Administration page and the newly created blog group will appear below the default group as shown in the next screenshot: