What is the little dot in the upper left corner of a word document and how do I remove it?

Turn off the display of all formatting marks can be. This article to win7 system as an example for the demonstration, the specific steps are shown below.

1, you need to edit the word file, click the file tab.

2, click the bottom left corner of the toolbar options button.

3, click the display button in the settings menu.

4. Just uncheck the Show all formatting marks option.