To do so, first login to your Chewy account and click "Autoship" on the navigation bar. Click "Manage Auto-Ship" then "Edit" next to the order. Scroll down to "Payment and Shipping" and apply the ...
Typically, Chewy delivers within 1–3 days, even to my very rural area. Occasionally, it takes up to 5 days, but that's rare. Recently, my auto-ship delivery was delayed due to terrible weather.