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public static void main(String[] args) {
  UpdateAdGroupParams params = new UpdateAdGroupParams();
  if (!params.parseArguments(args)) {

    // Either pass the required parameters for this example on the command line, or insert them
    // into the code here. See the parameter class definition above for descriptions.
    params.customerId = Long.parseLong("INSERT_CUSTOMER_ID_HERE");
    params.adGroupId = Long.parseLong("INSERT_AD_GROUP_ID_HERE");
    params.cpcBidMicroAmount = Long.parseLong("INSERT_CPC_BID_MICRO_AMOUNT_HERE");
  }

  GoogleAdsClient googleAdsClient = null;
  try {
    googleAdsClient = GoogleAdsClient.newBuilder().fromPropertiesFile().build();
  } catch (FileNotFoundException fnfe) {
    System.err.printf(
        "Failed to load GoogleAdsClient configuration from file. Exception: %s%n", fnfe);
    System.exit(1);
  } catch (IOException ioe) {
    System.err.printf("Failed to create GoogleAdsClient. Exception: %s%n", ioe);
    System.exit(1);
  }

  try {
    new UpdateAdGroup()
        .runExample(
            googleAdsClient, params.customerId, params.adGroupId, params.cpcBidMicroAmount);
  } catch (GoogleAdsException gae) {
    // GoogleAdsException is the base class for most exceptions thrown by an API request.
    // Instances of this exception have a message and a GoogleAdsFailure that contains a
    // collection of GoogleAdsErrors that indicate the underlying causes of the
    // GoogleAdsException.
    System.err.printf(
        "Request ID %s failed due to GoogleAdsException. Underlying errors:%n",
        gae.getRequestId());
    int i = 0;
    for (GoogleAdsError googleAdsError : gae.getGoogleAdsFailure().getErrorsList()) {
      System.err.printf("  Error %d: %s%n", i++, googleAdsError);
    }
    System.exit(1);
  }
}
UpdateAdGroup.java
      

public void Run(GoogleAdsClient client, long customerId, long adGroupId,
    long? cpcBidMicroAmount)
{
    AdGroupServiceClient adGroupService = client.GetService(Services.V17.AdGroupService);

    // Create an ad group with the specified ID.
    AdGroup adGroup = new AdGroup();
    adGroup.ResourceName = ResourceNames.AdGroup(customerId, adGroupId);

    // Pause the ad group.
    adGroup.Status = AdGroupStatusEnum.Types.AdGroupStatus.Paused;

    // Update the CPC bid if specified.
    if (cpcBidMicroAmount != null)
    {
        adGroup.CpcBidMicros = cpcBidMicroAmount.Value;
    }

    // Create the operation.
    AdGroupOperation operation = new AdGroupOperation()
    {
        Update = adGroup,
        UpdateMask = FieldMasks.AllSetFieldsOf(adGroup)
    };

    try
    {
        // Update the ad group.
        MutateAdGroupsResponse retVal = adGroupService.MutateAdGroups(
            customerId.ToString(), new AdGroupOperation[] { operation });

        // Display the results.
        MutateAdGroupResult adGroupResult = retVal.Results[0];

        Console.WriteLine($"Ad group with resource name '{adGroupResult.ResourceName}' " +
            "was updated.");
    }
    catch (GoogleAdsException e)
    {
        Console.WriteLine("Failure:");
        Console.WriteLine($"Message: {e.Message}");
        Console.WriteLine($"Failure: {e.Failure}");
        Console.WriteLine($"Request ID: {e.RequestId}");
        throw;
    }
}
UpdateAdGroup.cs
      

public static function runExample(
    GoogleAdsClient $googleAdsClient,
    int $customerId,
    int $adGroupId,
    $bidMicroAmount
) {
    // Creates an ad group object with the specified resource name and other changes.
    $adGroup = new AdGroup([
        'resource_name' => ResourceNames::forAdGroup($customerId, $adGroupId),
        'cpc_bid_micros' => $bidMicroAmount,
        'status' => AdGroupStatus::PAUSED
    ]);

    // Constructs an operation that will update the ad group with the specified resource name,
    // using the FieldMasks utility to derive the update mask. This mask tells the Google Ads
    // API which attributes of the ad group you want to change.
    $adGroupOperation = new AdGroupOperation();
    $adGroupOperation->setUpdate($adGroup);
    $adGroupOperation->setUpdateMask(FieldMasks::allSetFieldsOf($adGroup));

    // Issues a mutate request to update the ad group.
    $adGroupServiceClient = $googleAdsClient->getAdGroupServiceClient();
    $response = $adGroupServiceClient->mutateAdGroups(MutateAdGroupsRequest::build(
        $customerId,
        [$adGroupOperation]
    ));

    // Prints the resource name of the updated ad group.
    /** @var AdGroup $updatedAdGroup */
    $updatedAdGroup = $response->getResults()[0];
    printf(
        "Updated ad group with resource name: '%s'%s",
        $updatedAdGroup->getResourceName(),
        PHP_EOL
    );
}
UpdateAdGroup.php
      

def main(client, customer_id, ad_group_id, cpc_bid_micro_amount):
    ad_group_service = client.get_service("AdGroupService")

    # Create ad group operation.
    ad_group_operation = client.get_type("AdGroupOperation")
    ad_group = ad_group_operation.update
    ad_group.resource_name = ad_group_service.ad_group_path(
        customer_id, ad_group_id
    )
    ad_group.status = client.enums.AdGroupStatusEnum.PAUSED
    ad_group.cpc_bid_micros = cpc_bid_micro_amount
    client.copy_from(
        ad_group_operation.update_mask,
        protobuf_helpers.field_mask(None, ad_group._pb),
    )

    # Update the ad group.
    ad_group_response = ad_group_service.mutate_ad_groups(
        customer_id=customer_id, operations=[ad_group_operation]
    )

    print(f"Updated ad group {ad_group_response.results[0].resource_name}.")
update_ad_group.py
      

def update_ad_group(customer_id, ad_group_id, bid_micro_amount)
  # GoogleAdsClient will read a config file from
  # ENV['HOME']/google_ads_config.rb when called without parameters
  client = Google::Ads::GoogleAds::GoogleAdsClient.new

  resource_name = client.path.ad_group(customer_id, ad_group_id)

  operation = client.operation.update_resource.ad_group(resource_name) do |ag|
    ag.status = :PAUSED
    ag.cpc_bid_micros = bid_micro_amount
  end

  response = client.service.ad_group.mutate_ad_groups(
    customer_id: customer_id,
    operations: [operation],
  )

  puts "Ad group with resource name = '#{response.results.first.resource_name}' was updated."
end
update_ad_group.rb
      

sub update_ad_group {
  my ($api_client, $customer_id, $ad_group_id, $cpc_bid_micro_amount) = @_;

  # Create an ad group with the proper resource name and any other changes.
  my $ad_group = Google::Ads::GoogleAds::V17::Resources::AdGroup->new({
      resourceName =>
        Google::Ads::GoogleAds::V17::Utils::ResourceNames::ad_group(
        $customer_id, $ad_group_id
        ),
      status       => PAUSED,
      cpcBidMicros => $cpc_bid_micro_amount
    });

  # Create an ad group operation for update, using the FieldMasks utility to
  # derive the update mask.
  my $ad_group_operation =
    Google::Ads::GoogleAds::V17::Services::AdGroupService::AdGroupOperation->
    new({
      update     => $ad_group,
      updateMask => all_set_fields_of($ad_group)});

  # Update the ad group.
  my $ad_groups_response = $api_client->AdGroupService()->mutate({
      customerId => $customer_id,
      operations => [$ad_group_operation]});

  printf "Updated ad group with resource name: '%s'.\n",
    $ad_groups_response->{results}[0]{resourceName};

  return 1;
}
update_ad_group.pl