How do you use `tickmode=sync` and how can you align `y=0`

[AIMPED]

Hi, does this help?

Align Multiple Y axis to one value in Plotly

I have the following code (slightly modified from Plotly’s page) import plotly.graph_objects as go from plotly.subplots import make_subplots # Create figure with secondary y-axis fig = make_subplots(specs=[[{"secondary_y": True}]]) # Add traces fig.add_trace( go.Scatter(x=[1, 2, 3], y=[40, 50, 60], name="yaxis data"), secondary_y=False, ) fig.add_trace( go.Scatter(x=[2, 3, 4], y=[80, 40, 30], name="yaxis2 data"), secondary_y=True, ) # Add figure title fig.update_layout( …