This option allows you to set your working days for order delivery in case of shipping, store pick-up, and local delivery.
You can simply select the days for delivery from the weekdays listed under this Available days option.
There are multiple places where you can find this setting if you have installed the Add-ons: Product Calendar, Store Pickup, and Local Delivery.
Main App Settings
In the main app settings, “Available Days” can be found: Order Delivery Date > Settings< Shipping > Available Days
Product Calendar Add-on
In the Product Calendar add-on, the Available Days option is available in (1) Global Settings (for all the products) and (2) Products Settings (product-wise setting)
In Global Product Settings
In Single Product Settings
In Store Pickup
In Local Delivery
In the Local Delivery add-on, you can find the Available Days option as follows:
Settings> Locations > Edit store location > Local Delivery tab > Available Days
To read the complete guide on Order Delivery Date click here.