[Ctrl]

Additive selection or deselection of elements

[Esc]

Ending the current function and activating the select mode

[ñ]

Selection or deselection of elements by areas

[Alt]+[G]

Ghosting for objects under the cursor

[Alt]+[S]

Displays ghosting in reverse order

[Alt]+[H]

Hide objects

[Alt]+[A]

Restore hide

[Alt]+[I]

Isolate selection

[Ctrl]+[A]

Select all

[Ctrl]+ [ñ]+[A]

Deselect all

[Ctrl]+[I]

Invert selection

[Ctrl]+[C]

Copy objects

[Ctrl]+[V]

Insert copied objects

[Ctrl]+[U]

Show grid on/off

[Ctrl]+[Z]

Undo last operation

[F1]

Show Help tutorial

[F5]

Zoom Fit

[F9]

Tessellation on/off

[F11]

Full-screen mode on/off