Renaming blog pages is very easy within The Toolkit.
1: Navigate to Content and Blog via the side menu.
2: Here are listed all of your blog pages. Click on the one you wish to rename.
3: This will take you to The Classic Editor for this post. On the top right you will see a tab that says 'Settings' . Click this button.
4: There are many details you can edit here, and the first is the name of the Blog Post under 'Post Title' .
5: Edit the name, and click 'Save Post' . Your post will now have a new name!