Hi,
Thank you for reaching out to the Google Ads Scripts support team.
Please be informed that currently, it is not possible to update the asset text of a Performance Max assets. It is only possible to change names and remove assets by using the setName and removeAsset methods. For more information on available methods in Performance Max assets, I would recommend that you refer to the AdsApp.AssetGroup document.
Thanks,I have attached the relevant code snippet and a screenshot of the error message for your review.
Looking forward to your assistance.
Hi,
In order to investigate your issue further, could you please provide us with the following details?
You can share the requested details via Reply privately to the author option or a direct private reply to this email.
Thanks,