An example showing how to shut off Opti UI telemetry

Startup.cs

using Microsoft.ApplicationInsights.Extensibility;
using Microsoft.ApplicationInsights.Extensibility.Implementation;

public class Startup
{
    public void Configure(TelemetryConfiguration telemetryConfiguration)
    {
        telemetryConfiguration.DisableTelemetry = true;
        TelemetryDebugWriter.IsTracingDisabled = true;
    }
}