Step 1: Search or open "Anaconda Prompt" on your computer and run it
Step 2: Enter the following commands in sequence
pip install jupyter_contrib_nbextensions
jupyter contrib nbextension install
pip install jupyter_nbextensions_configurator
jupyter nbextensions_configurator enable
Step 3: Open Jupyter and set the Nbextensions label
Step 4: Click and check Hinteriand, and the code hint function can be turned on.
Finally, exit jupyter and reopen the new code to get a prompt.