iuVCR keyboard shortcuts:
Main window
| Shortcut | Action |
| PageDown | Next channel |
| PageUp | Previous channel |
| Numpad1-Numpad9 | Channels 1-9 |
| Space | Preview toggle |
| Ctrl-Space | Start recording |
| Shift-Space | Stop recording |
| M | Mute toggle |
Preview window
Preview window passthrough shortcuts for main window and also have some own keyboard combinations:
| Shortcut | Action |
| Ctrl-S | Always on top toggle |
| Ctrl-A | Keep ratio toggle |
| Ctrl-F1 | >1:2 window ratio |
| Ctrl-F2 | window ratio |
| Ctrl-F3 | window ratio |
| Alt-Enter | Full screen toggle |