1. For **App descriptor URL**, provide the full URL to your manifest file, based
on your instance configuration. For example: `https://your.domain/your-path/-/jira_connect/app_descriptor.json`.
on your instance configuration. By default, your manifest file is located at `/-/jira_connect/app_descriptor.json`. For example, if your GitLab self-managed instance domain is `app.pet-store.cloud`, your manifest file is located at `https://app.pet-store.cloud/-/jira_connect/app_descriptor.json`.
1. Select **Upload**. Jira fetches the content of your `app_descriptor` file and installs
it.
1. If the upload is successful, Jira displays a modal panel: **Installed and ready to go!**