|best| Download Plotly Graph — As Png

Increases the resolution (DPI). A scale of 2 or 3 is ideal for high-quality printed reports. Method 4: Downloading in Dash Apps

Ensure your margins are sufficient. Plotly sometimes crops long axis titles during static export. Use fig.update_layout(margin=dict(l=50, r=50, b=100, t=100)) to add breathing room.

To export static images, Plotly requires the kaleido engine. You can install it via pip: pip install -U kaleido Use code with caution. Once installed, saving a PNG is a single line of code: download plotly graph as png

For data pipelines or automated reporting, you’ll want to save images directly to your local drive using Python. Prerequisites

import plotly.express as px # Create a sample figure df = px.data.iris() fig = px.scatter(df, x="sepal_width", y="sepal_length", color="species") # Save as PNG fig.write_image("plotly_graph.png") Use code with caution. Method 3: Controlling Image Quality and Size Increases the resolution (DPI)

@app.callback( Output("download-image", "data"), Input("btn-download", "n_clicks"), prevent_initial_call=True, ) def download_as_png(n_clicks): return dcc.send_bytes(fig.to_image(format="png"), "my_plot.png") Use code with caution. Troubleshooting Common Issues

You can customize the resolution of this button by adjusting the config parameters in your code: Plotly sometimes crops long axis titles during static export

If you are building a application and want to provide a custom "Download PNG" button for your users, use the dcc.Download component along with a callback.