Archive Settings for Blogger : Blogspot Basics
One of the most important settings can be found on blogger's Settings > Archiving tab. It will let you to configure how to archive your blog post.
Archive Frequency: Set the frequency of your blog posts that should be archived. “Monthly” in better option.
Enable Post Pages: This will enable to have a more search engine friendly address for your blog posts rather than having dynamic URLs (it will add no keywords to post titles) which is bad. If you need traffic, turn this to “Yes” which is recommended. If selected “No” then you may not get the desided traffic and the embedded inline comment form to blogspot template.