Streamlit Multiple Download Buttons [patched] May 2026

The simplest way to add multiple download buttons is to place them sequentially in your script or side-by-side using columns. Streamlit’s st.download_button requires three main arguments: the label, the data (string or bytes), and the filename.

@st.cache_data def convert_df(df): return df.to_csv(index=False).encode('utf-8') csv_1 = convert_df(df1) csv_2 = convert_df(df2) st.download_button("Download 1", csv_1, "file1.csv", "text/csv") st.download_button("Download 2", csv_2, "file2.csv", "text/csv") Use code with caution. Managing Layout for Multiple Buttons streamlit multiple download buttons

Use st.columns() to place buttons in a horizontal row. The simplest way to add multiple download buttons

Streamlit is a fantastic tool for building data apps, but handling multiple download buttons can be tricky. By default, every time a user clicks a button in Streamlit, the entire script reruns from top to bottom. This can lead to unexpected behavior or redundant data processing when you have several file exports on a single page. Managing Layout for Multiple Buttons Use st

In this guide, we will cover how to implement multiple download buttons efficiently, manage state to avoid performance lags, and organize your UI for a professional feel. The Basic Implementation