Step 1: Open your Facebook business page in your Web browser. Click the down-arrow in the app pane below your page’s cover photo to expand the pane.
Step 2: Click the “+” on one of the ribbon’s blank boxes to open a pop-up menu.
See: Quick Facebook Page Reporting Guide | How To Report A Page On Facebook (Fast)
Step 3: Click “Notes” to add the Notes app to your page.
Step 4: Click the “Notes” box to open the app and then click the “Write a Note” button.
Step 5: Type your post’s text.
Step 6: Type the following code before the text that you want to write in superscript:
Step 7: Type the following code after the text that you want to write in superscript:
Step 8: Click “Publish” to add the note to your page’s wall.
Bear in mind that if you need to type only a few letters in superscript, you’ll need to copy and paste them from an external page.
See: How To Report Libel On Facebook Right Now
The Quick And Easy Way to Do Superscript on Facebook