Canva runs in the browser, so a couple of these can occasionally clash with browser shortcuts depending on your setup — if one doesn’t fire, click once on the canvas first to make sure it has focus.

General
ShortcutWhat it does
Ctrl + Z / Shift + ZUndo / Redo
Ctrl + C / VCopy / Paste
Ctrl + DDuplicate the selected element
Delete / BackspaceRemove the selected element
Ctrl + ASelect everything on the page
/Open the search bar
Moving & arranging
ShortcutWhat it does
Arrow keysNudge the selected element by 1px
Shift + Arrow keysNudge by a larger increment
Alt + dragDuplicate an element while dragging it
Ctrl + G / Ctrl + Shift + GGroup / ungroup selected elements
Ctrl + [ / Ctrl + ]Send backward / bring forward one layer
Ctrl + Shift + [ / ]Send to back / bring to front
Adding elements
ShortcutWhat it does
TAdd a text box (when nothing is selected)
RAdd a rectangle
CAdd a circle
LAdd a line
Viewing
ShortcutWhat it does
Space + dragPan around the canvas
Ctrl + EnterEnter Present mode