diff --git a/Troubleshooting.md b/Troubleshooting.md
index 05c7431..ae2a0af 100644
--- a/Troubleshooting.md
+++ b/Troubleshooting.md
@@ -71,11 +71,6 @@ If you `read` with very short timeout, e.g. 10 msec, the actual USB transfer mig
 Android is not a realtime OS, e.g. garbage collection can easily take 100 msec. 
 
 
-## How to eliminate continuous *D/UsbRequestJNI* messages in logcat output for FTDI devices?
-
-FTDI devices send the control line status each 16 ms. You can reduce the tracing level with `adb shell setprop log.tag.UsbRequestJNI info`. There have been reports this this does not work on older Android versions.
-
-
 ## Does this library work with Ionic/Cordova/Xamarin/App Inventor/... development framework?
 
 If your framework can import Java .jar files, look [[here|Build-Variants#Jar]] for instructions about creating a .jar file.