Turn off spell check
1. Click the Customize Toolbar button on the toolbar and select other commands
2. Select the proofreading menu on the left, cancel the spelling check when typing
Smart graphics add branches
First we add a smart shape
Click the small arrow on the left side of the smart graph to open the text editing page, where you can modify the text of each node
Select the node we need to add a branch to, right-click, and click Add Shape to add the branch we want
Select the change color of the menu bar to switch the style