Maintain the proportions of an object while resizing it

Microsoft Graph

Maintain the proportions of an object while resizing it

To resize a selected object Hold down
Proportionally from a corner SHIFT and drag a corner sizing handle
Vertically, horizontally, or diagonally from the center outward CTRL and drag a sizing handle
Proportionally from the center outward CTRL+SHIFT and drag a corner sizing handle
While temporarily turning on or off the Snap to Grid feature ALT and drag a sizing handle