diff --git a/embedded-workshop-book/src/troubleshoot-dongle-flash.md b/embedded-workshop-book/src/troubleshoot-dongle-flash.md
new file mode 100644
index 0000000..1ca56ac
--- /dev/null
+++ b/embedded-workshop-book/src/troubleshoot-dongle-flash.md
@@ -0,0 +1 @@
+# dongle-flash is not working
diff --git a/embedded-workshop-book/src/troubleshoot-probe-not-found.md b/embedded-workshop-book/src/troubleshoot-probe-not-found.md
index 5136f45..c5332b1 100644
--- a/embedded-workshop-book/src/troubleshoot-probe-not-found.md
+++ b/embedded-workshop-book/src/troubleshoot-probe-not-found.md
@@ -7,4 +7,5 @@ Error: no probe was found
 ```
 
 - It may be caused by the micro-USB cable plugged on the long side of the board, instead of the short side.
-- Check that the board is powered on. 
\ No newline at end of file
+- Check that the board is powered on. 
+- Check that your cable is a data cable and not power-only.