Below is the list of all Presentus Keyboard Shortcuts. Any of these can be reassigned in Presentus Settings Dialog

Presentation Mode
Enter Presentation Mode <Win> + Z
Exit Presentation Mode <Escape>
 
Drawing Tools
Pencil P
Line L
Curve C
Rectangle R
Ellipse E
Rounded Rectangle O
Highlight H
Spotlight S
Image I
 
Drawing Objects
Move Objects <Space>
Clear All <Delete>
Undo <Ctrl> + Z or <Backspace>
Redo <Ctrl> + Y
 
Screen Type
Normal Screen <Ctrl> + N
Black Screen <Ctrl> + B
White Screen <Ctrl> + W
 
Miscellaneous
Save Screenshot <Ctrl> + N