Tip: You can also apply a label in the Labels drop-down menu within an issue or pull request.
- On GitHub, navigate to the main page of the repository.
- Under your repository name, click Issues or Pull requests.
- Select the checkbox next to the items you want to apply a label to.
- In the upper-right corner, click Label, then start typing the name of an existing label. Click the label's name to associate it with the selected items.