Select Add Cell Above or Add Cell Below from the Cell menu.
Click + on the notebook toolbar.
Hover over a cell's top border to see the inline commands for adding a code cell and a Markdown cell.
Adding a cell to a Jupyter notebook
You can add a new cell by one of the following ways:
Select Add Cell Above or Add Cell Below from the Cell menu.
Click + on the notebook toolbar.
Hover over a cell's top border to see the inline commands for adding a code cell and a Markdown cell.