[As a result, we have fewer delivery slots available.
We're working hard across all sites to
help customers get what they need at this time.
COVID-19: Why can I not buy some larger items on Argos?
For the safety of our customers and colleagues,
we've temporarily reduced the products we can offer for home delivery.]
Google search
are argos has stopped delivering small item
https://www.argos.co.uk/help/delivery-and-collection/