I'd also like to be able to analyze and set properties for the feature symbology.
Hi @osdev
Yes, you should be able to write a KML file to an ArcGIS Online layer via FME.
You'll want to make use of this writer
https://docs.safe.com/fme/html/FME_Desktop_Documentation/FME_ReadersWriters/arcgisonlinefeatures/arcgisonlinefeatures.htm
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