[Video](https://www.youtube.com/watch?v=Gmgu4zJ8Ivo) As part of [Publisher integration with the IAB Europe TCF](https://support.google.com/admanager/answer/9805023), use ad inspector to view the following privacy signals in the ad request: - GDPR applies: `IABTCF_gdprApplies` - AC string: `IABTCF_AddtlConsent` - TC string: `IABTCF_TCString` ## Prerequisites Before you continue, do the following: - Complete all items in the initial [Prerequisites](https://developers.google.com/ad-manager/mobile-ads-sdk/android/next-gen/ad-inspector.md.txt#prerequisites) to create an Ad Manager account, set your test device, initialize GMA Next-Gen SDK, and install the latest version. - [Launch ad inspector](https://developers.google.com/ad-manager/mobile-ads-sdk/android/next-gen/ad-inspector/launch-ad-inspector.md.txt). ## View consent management platform details Ad inspector provides you information about your consent management platform (CMP), such as the name of the CMP and the ID, through the **Privacy** tab. The **Privacy** tab displays your CMP information through **Consent Management Platform (CMP)** , and a list of missing ad partners in the **Ad partners** page. ### Review CMP information **Consent Management Platform (CMP)** displays the following information: | Details | Description | |---|---| | **CMP** | The name of the CMP. | | **CMP ID** | The ID of the CMP. | | **CMP Version** | The CMP version that collects user consent. | > [!NOTE] > **Note:** To view CMP details, you must have at least one ad request available.  ### Analyze missing ad partners If you've configured an ad partner in mediation, but not in the CMP, ad inspector warns you of missing ad partners through the **Ad partners** page. The **Ad partners** page displays a list of missing ad partners not configured in your CMP and not present in the TC/AC string. When testing, you must consent to all ad partners. For more details, see [Adding ad partners to published European regulations messages](https://support.google.com/admob/answer/10113004#adding_ad_partners_to_published_gdpr_messages). To access the **Ad partners** page, click **View** **ad partners** in **Consent Management Platform (CMP)** . For more details, see [Review CMP information](https://developers.google.com/ad-manager/mobile-ads-sdk/android/next-gen/ad-inspector/troubleshoot-privacy-settings.md.txt#review_cmp_information).  For each ad partner, you see the following labels: | Label | Description | |---|---| | **Missing** | An ad partner configured in mediation, but not in the TC/AC string. | | **IAB only** | An IAB-approved ad partner. For more details, see [GDPR IAB support](https://developers.google.com/admob/android/privacy/gdpr.md.txt). | | **Provider ID** | The company ID of an ad technology partner (ATP). For more details, see [Ad technology providers](https://support.google.com/admanager/answer/9012903). | | **ATP ID** | The ATP within the Additional Consent (AC) string. For details, see [Google's additional content technical specification](https://support.google.com/admanager/answer/9681920). | | **GVL ID** | The IAB global vendor list (GVL) ID assigned to a a company that has registerded with the IAB Europe Transparency and Consent Framework (TCF). For details, see [TCF vendor list](https://iabeurope.eu/vendor-list-tcf/). | ### Export missing ad partners list You can export and share a list of missing ad partners to troubleshoot and support your CMP configuration. To export a list of missing ad partners, do the following: 1. Click share **Share**. 2. Select your preferred extension. For example, **Notes**. ## View privacy signals and status After you load an ad or [request a test ad](https://developers.google.com/ad-manager/mobile-ads-sdk/android/next-gen/ad-inspector/test-ad-units.md.txt#request_a_test_ad), complete the following steps to view privacy signals and status: 1. Tap your preferred request in **SDK request log**. 2. Select **Privacy signals**:  **Privacy signals** displays the privacy signals in the ad request:  To learn more about the AC string, see [Google's Additional Consent technical specification](https://support.google.com/admanager/answer/9681920). For consent details in the TC string, such as the CMP ID and the IAB consented vendor list, click **Decode** . [IAB GPP Encoder / Decoder](https://iabgpp.com/) opens. If you see errors, follow [Understand privacy issues](https://support.google.com/admanager/answer/12659455#understand-privacy-issues).