Hello guys,
Adding Emojis to SharePoint Links is a cool feature. Here are the steps to do this.
Edit your Menu Item --> Click "Windows" and "." keys on your keyboard at a time. It will open a window with all emojis like below
Select an Image and Save the item.
Also you can copy the emojis from this famous site https://emojipedia.org/ Also, you can apply these emojis for your site title and descriptions as well.
Here is the image :