Select the blog you want to back up from the top-left selector. Click in the left menu.
To download a backup of your blog posts as a file, the process depends on your blogging platform. For the most common platforms, follow these steps: Sign in to Blogger. Download (244) zip
If you want to save a blog as a readable document rather than a backup file: Select the blog you want to back up
This will save your posts and comments as an XML file (not a .zip, though your browser may group it). Log in to your WordPress dashboard. Go to Tools and then click Export . Download (244) zip
Under the section, click Back up content and then Download .