1. In Layout mode, select one or more objects.
2. Drag one of the selection handles to change the object's shape and size.
To  | Do this  | 
Change only the height or width of a two-dimensional object (for example, fields, rectangles, ovals, fields, or imported graphics)  | Drag a handle that appears in the center of the object's border.  | 
•Force the height and width of a two-dimensional object to be equal (for example, a rectangle becomes a square, or an oval becomes a circle) •Constrain a line to horizontal or vertical •Constrain the direction you drag to 45-degree increments when you resize a line  | Press Ctrl (Windows) or Option (macOS) as you drag a handle.  | 
Resize the selected objects, keeping their proportions  | Press Shift as you drag a handle.  | 
Resize the selected objects to match all widths (or all heights) to the smallest (or largest) object, in one step.  | In the Inspector, click a Resize button in the Arrange & Align area of the Position   | 
Resize the selected objects, keeping the difference in their lengths or widths the same.  | Press Ctrl+Shift (Windows) or Option-Shift (macOS) as you drag a handle.  | 
Precisely resize the selection  | In the Inspector, use the Position area of the Position   | 
Override the grid when dragging a handle  | Press Alt (Windows) or Command (macOS) as you drag a handle. See Using the rulers and grid.  | 
•You can allow objects to resize automatically when the FileMaker Pro Advanced window is resized. See Setting auto-resize options for layout objects.