This horizontal line may be the bottom border line of a paragraph. Select the paragraph (the paragraph where the picture is located): Start paragraph border and shading, border tab, Apply to select Paragraph, and Set to None;If the line changes position, it indicates that the paragraph selection is incorrect, and the operation is repeated.
You can also select the corresponding paragraph, Start - Style - Body. After setting, if there is text, you need to reset the corresponding format.
If you have accepted all of them, you need to cancel "Tools" - "Revise", and select "Revise" again to cancel.
Ha ha, I see. There must be a word or phrase on the same line of this vertical line that is red and underlined, right?Right click the word and select "Accept Insert" or "Receive Delete", "Receive Format Change", etc.
I tried the "revision function" just now. If it doesn't work, I will add another answer.