Navigate to the [PaperCut Hive extension](https://chromewebstore.google.com/detail/papercut-hive/pdlopiakikhioinbeibaachakgdgllff) page and click "Add to Chrome".
The extension is also visible from the Chrome Web Store [extension home page](https://chromewebstore.google.com/category/extensions) when you are signed in with your school Google account.