Update readme

README.md

@@ -40,6 +40,17 @@ Displays and disabled interfaces (== readonly) support a custom click-action. Th
 - The setting can be set for the interface and display, as well as the copy and link button indipendently
 - Example in the screenshots below
 
+#### Link target
+- Set the link-target to the same, or a new tab
+
+### Hide field value (_display only_)
+- Hides the field value for a button only mode
+- Mostly to be used in combinaiton with button lables
+
+### Button lables (_display only_)
+- Add custom lables to the copy-/ and link icons for the display
+- Mostly to be used in combinaiton with the "Hide field value" option for a button only mode
+
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 ## ⚙️ Installation (npm)