Updating a lookup field referring to another site using HTTP Web Service in a SharePoint Online workflow – revisit

It’s a very common SharePoint scenario to use lookup fields pointing to the lists on other sites. However, SharePoint doesn’t always like it when we use such lookups. One such example is when we try to read or update values in those fields using a workflow – we get “The field ‘Lookup’ is not supported in query. The lookup list is in another web” error. Fortunately, now SharePoint Designer has HTTP Web Service action that we can use as a workaround.

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