Blender - How can size the model with the "black line"

[Deleted_User17]

0:12 video how can get the black line to resize the model to star?

SIMPLE STAR | 1 MIN TUTORIAL [Blender 2.9]

[Noah]

Have you tried pressing S, on your keyboard?

[Deleted_User17]

oh tysm but its not going to be star just resize

[Noah]

Are you in the Wireframe mode & have you selected “every other” face?

[Deleted_User17]

im in edit mode, i dont have wireframe

[Deleted_User17]

[Noah]

You need to click on every other vertices, also weren’t you supposed to have less vertices?