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# Deprecated Symbols

Reference symbols from the legacy iAd framework.

## Discussion> Important:
> iAd was a legacy framework that integrates with <doc://com.apple.documentation/documentation/apple_ads> campaigns. iAd technology is deprecated in macOS and iOS. Use the <doc://com.apple.documentation/documentation/AdServices> framework for current attribution integration with the <doc://com.apple.documentation/documentation/apple_ads> Campaign Management API.

## Topics

### Enumeration Cases

[`ADClientErrorLimitAdTracking`](/documentation/iAd/ADClientError/ADClientErrorLimitAdTracking)

Limited ad tracking is in an enabled state for the device.

### Functions


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