Change grid spacing size
Use the Grid to place shapes precisely on a page.
Show or hide the grid
Go to View, and select the Grid check box to show the grid.
Go to View, and clear the Grid check box to hide the grid.
Work with a variable grid
A variable grid, which shows more precise gridlines at higher magnifications, is helpful in most drawings.
-
Select View > More.
-
In the Ruler & Grid box, select Fine, Normal, or Coarse for Grid spacing Horizontal and Grid spacing Vertical.
Note: Fine is the smallest grid spacing, and Coarse is the largest.
Select OK.
Work with a fixed grid
A fixed grid shows the same spacing regardless of the magnification.
Select View > More.
In the Ruler & Grid box, select Fixed for Grid spacing Horizontal and Grid spacing Vertical.
Type the spacing you want between gridlines in Minimum spacing.
Select OK.
Source: Microsoft