How do you change a repository description on GitHub?

When you create a repository on GitHub, you can optionally create a description of the repository. Unfortunately, I wrote a description that no longer adequately describes the code in the repo.

How do I change the repo description?

Solution 1:

They changed the looks slightly, the "Edit" button is seen when on the repositories main page, which is the "Code" tab. Here is a screencast/animated-screenshot:

Solution 2:

Click on the Edit that comes when you hover your mouse over the description and project url section

Solution 3:

As of 2020, if you chose the new design in feature preview, meta-information about the repository can be changed by clicking on a cog icon in the right-hand side menu's "About" section:

Upon doing so, a popup will appear where the description, website, topics, and homepage settings can be configured: