After February 1st 2022 Apple will no longer support authentication using certificates. If a source is using certificates it will be noted in its definition label. You will need to reconnect these sources to continue downloading data. Please read How to connect to Apple Search Ads.

Campaigns with the following ad placements are only supported in the Ad group report:

By default, Apple search ads data sources will download data in the connected accounts default timezone. You can choose to instead view your data in UTC when configuring your data source. Make sure you're looking at the same time zone when comparing data between Funnel and the Apple Search Ads UI.