Troubleshoot privacy settings

AI-generated Key Takeaways

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• Use ad inspector to view privacy signals such as GDPR applies, AC string, and TC string in the ad request as part of publisher integration with the IAB Europe TCF.

• The Privacy tab in ad inspector provides information about your consent management platform (CMP), including the name, ID, and version.

• Ad inspector warns you of missing ad partners in the Ad partners page if they are configured in mediation but not in the CMP.

• You can export a list of missing ad partners to troubleshoot and support your CMP configuration.

• After loading an ad or requesting a test ad, you can view privacy signals and status in the Privacy signals section of the SDK request log.

As part of Publisher integration with the IAB Europe TCF, 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 to create an Ad Manager account, set your test device, initialize Google Mobile Ads SDK, and install the latest version.
• Launch ad inspector.

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.

View privacy signals and status

After you load an ad or 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. For consent details in the TC string, such as the CMP ID and the IAB consented vendor list, click Decode. IAB GPP Encoder / Decoder opens. If you see errors, follow Understand privacy issues.