Scene orientation

Action	Description
Rotate	Left-click and drag the mouse cursor across the scene canvas.
Pan	Right-click and drag the mouse cursor.
Zoom	Scroll the mouse wheel.
Quick zoom	Hold the mouse wheel and drag the mouse.
Change view	Press the TAB key to toggle between orthogonal views (front, top, right, left, back, and bottom). The grid remains visible in the background of the object.
Fit view	Press the A key to quickly focus on a selected object or fit all objects in the scene if nothing is selected.

These actions cannot be customized

Orientation axis

In the bottom left corner of the screen, there is an area displaying the X Y Z orientation axes, the view type name, and geometry statistics.

Clicking the axes sets the view to orthogonal mode or use TAB

Geometry statistics

58824 — number of vertices

19608 — number of triangles

25 — number of objects (hidden objects are ignored). more detailed statistics are displayed in Preview mode: Performance analyzer