You can save a blog post for offline reading by using your browser's "Save Page As" feature (Webpage, Complete), which preserves the layout and images locally on your drive.
For individual posts, users on forums like Bogleheads often suggest copying and pasting content into a Word document to keep a searchable personal archive. Download Opmshjw zip
Services like Google Takeout allow you to download all your blog data, including photos, in common formats like PNG or JPG. You can save a blog post for offline