Lock the Rufus Cuff Pro in landscape mode by turning auto-rotate off, turning the Rufus Cuff Pro to landscape mode and then tapping the small rectangle with an arrow on the menu bar.
Here are the steps to lock the Rufus Cuff Pro in Landscape mode:
1) Leave auto-rotate OFF.
2) Turn Rufus Cuff Pro to landscape mode.
3) You’ll see a small icon on the main menu bar showing a rectangle with an arrow. Once it switches to “widescreen” view, tap it.
4) The Rufus Cuff Pro is now locked in landscape.
See Landscape Lock for Rufus Cuff Pro video for demonstration.