Announcement reposted from Amazon Mexico:
We’ve made it easier for you to improve delivery promises for customers by updating our cut-off times for same-day shipping.
Amazon Easy Ship orders received by 8 a.m. will now benefit from same-day shipping. Previously, orders had to be placed by 11:59 p.m.
Sellers using Self-Ship can now set the same-day shipping cut-off time between 1 a.m. and 8 a.m. Previously, orders had to be placed by 11:59 p.m. Now, you can pick the schedule that works for you and your business.
To update your Self-Ship order cut-off time, follow the steps below:
Go to Shipping settings .
Under Order Fulfillment settings, click Edit, and change the order cut-off time for Standard, Expedited Delivery (Handling time > 0 day)
For more information about Amazon Easy Ship settings, go to Amazon Easy Ship Standard Orders cut-off times .
For more information about Self-Ship order settings, go to Self-ship flexible order cut-off for standard and expedited orders .