Explanation Xrm.WebApi.online.executeMultiple executes a collection of action, function, or CRUD operations. Xrm.WebApi.online.execute executes a single action, function, or CRUD operation. Reference: https://docs.microsoft.com/en-us/powerapps/developer/model-driven-apps/clientapi/reference/xrm-webapi/online https://docs.microsoft.com/en-us/powerapps/developer/model-driven-apps/clientapi/reference/xrm-webapi/online