About labels→
Labels on GitHub help you organize and prioritize your work. You can apply labels to issues and pull requests to signify priority, category, or any other information you find useful.
Creating a label→
In repositories where you have write access, you can create labels to organize issues and pull requests.
Applying labels to issues and pull requests→
In repositories where you have write access, you can assign labels to issues and pull requests to help organize your projects.
Editing a label→
In repositories where you have write access, you can edit the name, color, and description of an existing label.
Deleting a label→
In repositories where you have write access, you can delete a label if you no longer need it to classify issues or pull requests.