Merge pull request #206614 from Juliako/patch-18

Update customize-person-model-with-website.md

Author: PRMerger20

articles/azure-video-indexer/customize-person-model-with-website.md

@@ -92,6 +92,10 @@ To look at the contents of any of your Person models, select the arrow next to t
 1. A pop-up tells you that this action will delete the person and that this action can't be undone.
 1. Select **Delete** again and this will remove the person from the Person model.
 
+### Check if a person already exists 
+
+You can use the search to check if a person already exists in the model.
+
 ### Manage a person
 
 If you select **Manage**, you see the **Person's details** window with all the faces that this Person model is being trained from. These faces come from occurrences of that person in videos that use this Person model or from images that you've manually uploaded.