Step 1 :- Sign into Blogger Draft (draft.blogger.com)
Step 2 :- Click on New Post option(i.e., new post in blogger draft)
Step 3 :- Select Edit Pages from the top menu
Step 4 :- Click on New Page button.
Step 5 :- Now, Give the Title - Write Content- Publish it
Step 6 :- Now, Select the display position of the page in your blog
Important Note: If You have selected either Blog Sidebar or Blog Tabs option and if you see any bx-error, then, come back to last page and select No Gadget option.
It mean that ,you have to add the links manually to your blogger template.