Solution
There is no basic function to convert LabVIEW string to UTF-8 text. However, you can conduct the conversion with Convert LV Text to UTF-8 function from NI Unicode Tools.
In order to use the function, follow these instructions below:
1. Install NI Unicode Tools from VI Package Manager(VIPM).
Open VIPM, find NI Unicode Tools and install it. For more information about searching and installing addon LabVIEW toolkits through VIPM, refer to the following archived KB below or tutorial from Related Links:
Archived:Installing LabVIEW Interface for Arduino Toolkit Using VI Package Manager2. Use the function for conversion.
From block diagram, navigate to Addons » Unicode. You can find
Convert LV Text to UTF-8 function.