Help:Introduction to editing with VisualEditor/3
Opening the editor
How to activate editing mode
Toolbar basics
The tools at your disposal
Links and wikilinks
Connect pages up to each other
Publishing changes
Make it so
Creating new articles
Building a page from scratch
Summary
Review of what you've learned
Links (particularly wikilinks) are one of the key components of Wikipedia. A wikilink connects to another page on the encyclopedia and ties the whole thing together.
In general, wikilinks should be added for the first occurrence of important concepts for the topic that are not commonly used English words or major countries/cities. Links can be added through the 
Using the linking menu or shortcut creates a dialog box that allows you to search for relevant internal links within Wikipedia. Pressing ↵ Enter or the "Done" button causes the link to appear on the VisualEditor page.
External links (to other websites) can be created using the "External site" tab, and entering a URL in the box. In articles, this is generally appropriate only in the External links section, at the bottom of the page. (To insert a URL as a supporting reference in an article, see the references tutorial)
To edit or remove a link already on a page, just click on the link.
