To name your style and add it to the Quick Styles gallery, open the Quick Styles gallery, and then click on the menu at the bottom of the gallery

Save Selection as a New Quick Style

Explanation:

In Microsoft Word 2010, It is possible to create a new Quick Style and the easiest way this can be done is to first of all format the test with the style, font, and other features that you prefer. When naming your style with the intention of adding it to the Quick Styles gallery, the first step is to open the Quick Styles gallery, and then you click on SAVE SELECTION AS A NEW QUICK STYLE available on the menu located at the bottom of the gallery.

solution:

the auto-correct option of the auto-correct tool enables you to add and delete words that do not follow abbreviation rules because:

it is a feature that allows outlook to correct common spelling and typing errors and to replace characters with symbols. we can also can use auto-correct as a shortcut, which means we can type a small string of characters and have those characters replaced by a longer string.