Add deprecation notice

Author: LiamConnors

doc/python/troubleshooting.md

@@ -6,9 +6,9 @@ jupyter:
       extension: .md
       format_name: markdown
       format_version: '1.3'
-      jupytext_version: 1.14.1
+      jupytext_version: 1.16.4
   kernelspec:
-    display_name: Python 3
+    display_name: Python 3 (ipykernel)
     language: python
     name: python3
   language_info:
@@ -20,7 +20,7 @@ jupyter:
     name: python
     nbconvert_exporter: python
     pygments_lexer: ipython3
-    version: 3.8.8
+    version: 3.11.10
   plotly:
     description: How to troubleshoot import and rendering problems in Plotly with
       Python.
@@ -77,8 +77,7 @@ The situation is similar for environments like Nteract and Streamlit: in these e
 
 ### Orca Problems
 
-> Note: as of `plotly` version 4.9, we recommend using [`kaleido`](https://github.com/plotly/Kaleido)
-> instead of Orca for [static image export](/python/static-image-export/)
+> Support for orca in Plotly.py is deprecated and will be removed after September 2025. See the [Static Image Export page](/python/static-image-export/) for details on using Kaleido for static image generation.
 
 If you get an error message stating that the `orca` executable that was found is not valid, this may be because another executable with the same name was found on your system. Please specify the complete path to the Plotly-Orca binary that you downloaded (for instance in the Miniconda folder) with the following command: