There is no set answer when it comes to whether or not you can make a book out of a blog. While many people believe that it is possible, there is no guarantee that the end product will be successful.
The biggest challenge facing anyone who wants to turn their blog into a book is finding an audience. Unless your blog is extremely popular, it may be difficult to generate enough interest in your work to justify the time and effort required to turn it into a book.
Additionally, unless you have significant writing experience, it may be difficult to produce a readable book based on your blog content. This is especially true if you are not familiar with standard writing conventions and formatting.
Even if you do manage to create a functional book, there is no guarantee that people will enjoy reading it. Unless your blog features high-quality content, readers may find it dry and uninspiring.
In conclusion, making a book out of your blog is possible but requires a great deal of effort and dedication. Unless your blog enjoys high popularity or you have significant writing experience, it may be difficult to succeed.