Update differences-between-updateScanSettings-updateVideoSettings-and-updateRuntimeSettings.md

Author: yqz5625

programming/javascript/faq/differences-between-updateScanSettings-updateVideoSettings-and-updateRuntimeSettings.md

@@ -10,6 +10,20 @@ needAutoGenerateSidebar: false
 
 [<< Back to FAQ index](index.md)
 
+## Version 10
+`updateVideoSettings` is used to update the [MediaStreamConstraints](https://developer.mozilla.org/en-US/docs/Web/API/Media_Streams_API/Constraints) that define most of the video information such as width, height, and the camera facingMode (i.e. front or rear camera).
+
+`updateSettings` is used to update the [SimplifiedSettings](https://www.dynamsoft.com/capture-vision/docs/web/programming/javascript/api-reference/capture-vision-router/interfaces/simplified-capture-vision-settings.html?product=dbr&lang=javascript) interface. It updates the runtime settings with a given template object. 
+```javascript
+let settings = await router.getSimplifiedSettings("ReadSingleBarcode");
+settings.barcodeSettings.barcodeFormatIds =
+  Dynamsoft.DBR.EnumBarcodeFormat.BF_QR_CODE;
+await router.updateSettings("ReadSingleBarcode", settings);
+await router.startCapturing("ReadSingleBarcode");
+```
+
+## Version 9
+
 `updateScanSettings` is used to update the [ScanSettings](https://www.dynamsoft.com/barcode-reader/programming/javascript/api-reference/interface/ScanSettings.html?ver=latest) interface. This can be used to configure settings such as ignoring duplicate reads, setting sound/vibration when a barcode is scanned. 
 
 `updateVideoSettings` is used to update the [MediaStreamConstraints](https://developer.mozilla.org/en-US/docs/Web/API/Media_Streams_API/Constraints) that define most of the video information such as width, height, and the camera facingMode (i.e. front or rear camera).