When you are hovering over the tempo and scroll the mouse wheel, it increments or decrements +1BPM. When you hold SHIFT + Scroll wheel it should change by ±0.1 BPM.
When you are hovering over the tempo and scroll the mouse wheel, it increments or decrements +1BPM. When you hold SHIFT + Scroll wheel it should change by ±0.1 BPM.