Select "bottom of page"; Select the circled numbers for the numbered words (① ② ③ ……………………………………………); Click "Insert" to enter a comment at the bottom of the page:

Input method can only input ① ~ ⑩, and circled numbers greater than 10 can be input as follows:

① Select "circled characters":

② Select the style and number of turns as shown below, and enter the required number in the "Text" input box; Press "OK":

After input, as shown in the figure below: