Keys
- → or Space
- Next build step
- ←
- Previous step
- 0 to 6
- Jump to a screen
- P
- Play this screen through on its own
- F
- Film mode: hide every control
- V
- Vertical 9:16 frame, for a reel
- W
- Wide 16:9 frame
- N
- Your numbers
- Esc
- Close, or leave film mode
On a phone, tap the right side for the next step and the left side to go back.