> [!CAUTION]
> **Caution:** This documentation is for Google Ads API **v23** . The latest active version is [**v26**](https://developers.google.com/google-ads/api/reference/rpc/latest/AdGroupCustomizerService).

Service to manage ad group customizer

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v23/services/ad_group_customizer_service.proto)
The following methods are available for this service:

- [MutateAdGroupCustomizers](https://developers.google.com/google-ads/api/reference/rpc/v23/AdGroupCustomizerService/MutateAdGroupCustomizers.md.txt)