Hi Daniel, I also have this issue: It appears that as when overwriting (any) web map layers in ArcGIS Pro the server defaults to the portal's hosting server and cannot be changed even (as you point out) when the layer is published on a different federated server. A bug? My current work around is: - delete the web layer from portal, then - delete the service from the server, then - republish. However, this is far from ideal. JD
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