The Keyboard Shortcuts pop-up window can be opened with "Help-Keyboard Shortcuts" in the system toolbar.

For user convenience, QIDISlicer has configured the following shortcut keys.
Commands

Plater

Gizmos

Objects List

Preview

Vertical Slider

Horizontal Slider

Move: Press the right mouse button and move.
Zoom in/out: Scroll the mouse wheel.
Rotate: Press the left mouse button and move.
To select models in batches: Shit+ left mouse button.
To deselect models in batches: Alt+ left mouse button.
Select or deselect the model individually: Alt+ left mouse click on the model.