It is possible to automatically accept orders in Tiller. To do so, follow the steps in this article.
Tiller version 3.11.10 or higher is required.
In your Tiller back office, go to Configuration ① then YOUR MODULES ②, and activate the toggle for Automatic accept of online delivery / click&collect orders ③.
New orders are now automatically accepted and will receive the In progress status. For more information, view the resources by Tiller: