How to Deploy the Add-in in Google Workspace

Deployment Steps

Create Script

To deploy the Phishing Reporter add-in to users in Google Workspace, follow these steps:
  • Go to and click on the New Project button.
  • The new script file that is opened is saved with a project name.
  • In the, paste the script code provided by the platform and save it.
  • Go to the settings icon and click Project Settings.
  • In the project settings, click: Show "appsscript.json" manifest file in editor.
  • Save the appscript.json file. Copy and save the manifest code.

Create Project

  • Go to and create a new project.
  • Name your project and select the location. Then click on Create to start your project.
  • Go to the API & Services page. Open the OAuth content screen page from the left menu and select your project.
  • Please make sure the User type option selected is Internal.
  • Click Create

OAuth Content Screen Configuration

  • On the OAuth content screen, fill in the App Name, User Support Email, App Logo and Developers Contact Email Address. Then click Save and Continue.
  • After that, click the Save and Continue button again on the Scope screen without making any changes. Then click Back to Dashboard.
  • Go to API & Services, open the Library page to search Gmail API, and then enable it.
  • Go to Project Settings and copy the Project Number.

Change the Project Number of Script

  • Go to Resources > Cloud Platform project on
  • On the Cloud Platform project page, paste the Project Number in the designated field and click Set Project.
  • Confirm the project change.
The change is enabled once the project change is confirmed.

Enable Google Workspace Marketplace SDK

  • From the Library page, search for the Google Workspace Marketplace SDK and click on it.
  • Click the Enable button and activate Google Workspace Marketplace SDK.
  • Go back to and click on the manifest file. Click Deploy.
  • In the deployment settings, select Add-on then copy the Deployment ID.
  • Go back to the Console Cloud. Go to the API & Services page, find “Google Workspace Marketplace SDK” and click on it.
  • Go to the App Configuration tab and enable the Google Workspace add-on option and check Deploy using Apps Script Deployment ID.
  • Then paste the Deployment ID to the deployment field on the page and then fill the following fields.
    • Developer Name with Keepnet Labs.
    • Fill in the Developer Website URL with
    • Fill in the Developer Email with [email protected].
  • Before saving, do not forget to select the Private option and then click Save.
  • Go to the Google Workspace Marketplace SDK page and click the Manage button to see the Store Listing menu, Select the Category and upload your company logo.
  • Fill in the Terms of Service URL, Private Policy URL, and Support URL with for the add-in.
  • Under Distribution, select the Region that you will be deploying the add-in to and click Publish.

Deploy Add-in

Please follow up the following steps to deploy the add-in to your target users.
  • To deploy the add-in, go to the Google Apps icon in the top right-hand corner of the screen.
  • Scroll down to More from Google Workspace Marketplace and click on it.
  • Click Internal Apps and find the add-in
  • Click the Admin Install button to start the deployment process.
  • Click Continue to start the distribution of the extension.
  • Accept the required permissions to complete the deployment.
It may take up to 24 hours for this app to be installed for your entire Google Workspace domain or organizational unit.

Uninstall the Add-in

  • Go to Google Admin > Apps > Google Workspace Marketplace apps > App list on the left menu.
  • Click on the Phishing Reporter add-in you want to uninstall.
  • Click Delete App to complete the process.
It may take up to 24 hours for this app to be uninstalled for your entire Google Workspace domain or organizational unit.


Q: Does Google charge if we deploy the add-in?

A: No, there is no charge by Google.
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