Job Manager Geolocation plugin is installed the same way as any other WordPress plugin; via the Plugins page of the admin's dashboard.

To install Job Manager Geolocation please follow the steps below:
  1. Download Job Manager Geolocation plugin as a zip file from your Account page under the "Downloads" tab.
  2. Log in to the admin's dashboard of the site where you want to install the Job Manager Geolocation plugin.
  3. Navigate to the "Plugins" page.
  4. Click on the "Add New" button at the top of the page.Add new plugin button
  5. Click the "Upload" button at the top of the page.Upload plugin button
  6. Use the file uploader to select the Job Manager Geolocation file you downloaded in step 1.
    File uploader
  7. Click the "Install Now" button.
  8. Once the installation is done, click the "Activate Plugin" link.