[GA4] Measure and optimize your App campaign performance using Google Analytics 4 data

1. Open the Firebase console, select your project, and click .
2. Open Project settings > Integrations.
3. On the Google Analytics card, click Link.
4. Select an Analytics Account or create a new one.
   1. If you select an existing account, you have the option to select an existing Google Analytics 4 property in that account or to create a new property.
   2. If you create a new account, then a new Google Analytics 4 property is created for you and your project is linked to that property.
5. Configure your Analytics settings.

1. Open the Firebase console and select your project.
2. Click Analytics.
3. Click the Enable Google Analytics button and follow the prompts.

Learn more about Firebase integration.

1. In Admin, under "Product Links", click Google Play links.
   Note: The previous link opens to the last Analytics property you accessed. You can change the property using the property selector. You must be an Editor or above at the property level to link Google Play.
2. Click Link.
3. If you have Admin permissions on one or more Play developer accounts, click Choose app then select the app you want to link to.
4. Click Next.
5. Verify the auto-selected app data stream and click Next.
6. Review your configuration settings and click Submit.

1. Open the Firebase console, select your project, and click .
2. Select Project Settings.
3. On the Project Settings page, click the Integrations tab.
4. On the Google Play card, click Link.
5. Click Link to Google Play in the “Linking to Google Play” popup box.

1. In Admin under "Product Links", click Google Ads links.
   Note: The previous link opens to the last Analytics property you accessed. You can change the property using the property selector. You must be an Editor or above at the property level to link Google Ads.
2. Click Link.
3. Click Choose Google Ads accounts, then select the Google Ads accounts you want to link.
4. Click Confirm.
5. Click Next.
6. The option to Enable Personalized Advertising is on by default.
   1. If personalized advertising is disabled, Firebase/GA4 lists cannot be used for remarketing in App engagement or Web campaigns.
7. Expand the Enable Auto-Tagging option to enable auto-tagging or to leave your auto-tagging settings as they are.
   1. If you enable auto-tagging when you link to a manager account, then auto-tagging will be enabled on all Google Ads accounts directly linked to the manager account.
   2. Auto-tagging is required to track app conversions in Engagement and web campaigns.
8. Click Next, then review your settings.
9. Click Submit to link your accounts with the current settings.

1. In Firebase select your project and click .
2. Select Project Settings.
3. On the Project Settings page, click the Integrations tab.
4. On the Google Ads card, click Link.
5. Click Continue in the “Linking to Google Ads” popup box.
6. Choose which accounts should be linked and click Link to Google Ads.
7. After successful integration, you should review accounts that are linked in the “Integrations” section.

1. In your Google Ads account, click the Tools icon .
2. Click Data manager.
3. In the “Data manager” page, click + Connect Product.
4. In the “Data source”, enter “Google Analytics (GA4) & Firebase” in the search bar, then select.
5. Under “Link Setup”, select a Google Analytics or Firebase property.
   • If you have an "Edit" access to the Google Analytics properties or you’re an owner for Firebase projects, the search results will display a list of all available properties and projects.
6. Find a Google Analytics property or a Firebase project from the list, then click Next.
7. (Recommended) Use the toggle button to import app and web metrics and Google Analytics audiences.
   • For app and web metrics import:
     • This property is used to show site engagement metrics in the Google Analytics reporting columns of your account. Note that you need to add Google Analytics 4 columns to your Google Ads reports.
     • In most cases, it will take less than an hour for Google Analytics data to be imported, but the process may take longer for larger accounts. After the data is imported, you can add Google Analytics columns to your Google Ads reports.
8. Review your selection and click Link.

If your Google Ads account is managed by one or more manager accounts, the “Accounts” column shows which of your manager accounts are linked to a Google Analytics 4 property or a Firebase project.

1. If the Google Ads account is managed by multiple manager accounts (for example, by a sub-manager and a manager account), the main manager account will be displayed in the “Accounts” column.
2. If a Google Analytics property or a Firebase project is linked to your Google Ads account and not linked to a manager account, you’ll find a hyphen (“-”) in the “Accounts” column.

Troubleshoot linking issues between your Analytics and Google Ads accounts.

1. First-time users of GA4
   • Include goals in account defaults if you would like the conversion to be counted towards any campaigns with account-default conversion goals. Learn more About account-default conversion goals.
2. Migrating from another conversion event source
   • If you are already optimizing to third-party app conversion actions as primary, then be sure to set action optimization to secondary for all newly imported GA4 conversion actions to avoid negatively impacting your existing campaigns.