Hi, you can try to use the code below to hide the “running man” loader, refer to Remove/Hide "running man" animation on top of page
hide_streamlit_style = """
<style>
div[data-testid="stToolbar"] {
visibility: hidden;
height: 0%;
position: fixed;
}
div[data-testid="stDecoration"] {
visibility: hidden;
height: 0%;
position: fixed;
}
div[data-testid="stStatusWidget"] {
visibility: hidden;
height: 0%;
position: fixed;
}
#MainMenu {
visibility: hidden;
height: 0%;
}
header {
visibility: hidden;
height: 0%;
}
footer {
visibility: hidden;
height: 0%;
}
</style>
"""
st.markdown(hide_streamlit_style, unsafe_allow_html=True)