diff --git a/doc/8-advanced/xyosc.md b/doc/8-advanced/xyosc.md
index 5c8608243..e03a1f945 100644
--- a/doc/8-advanced/xyosc.md
+++ b/doc/8-advanced/xyosc.md
@@ -5,13 +5,15 @@ also called "vectorscope", this is similar to the normal oscilloscope in that it
 (TODO: image)
 
 right-clicking the X-Y oscilloscope window displays settings:
-- **X Channel**: the output channel which will affect the X (left-right) axis. 1 is left.
-  - **Invert**: flips the axis.
-- **Y Channel**: the output channel which will affect the Y (up-down) axis. 2 is right.
-  - **Invert**: flips the axis.
+- **X Channel**: the output channel which will affect the X (horizontal) axis. default is 1 (left).
+  - **Invert**: flips the axis, therefore flipping the view horizontally.
+- **Y Channel**: the output channel which will affect the Y (vertical) axis. default is 2 (right).
+  - **Invert**: flips the axis, therefore flipping the view vertically.
 - **Zoom**: changes amplitude, making the plot bigger or smaller.
 - **Samples**: the maximum number of samples to use for plotting.
   - this setting may be replaced by another or removed in a future version.
 - **Decay Time (ms)**: sets how long it takes for the points/lines to fade away.
 - **Intensity**: changes the brightness of the dots/lines.
 - **Line Thickness**: sets how thick lines are.
+
+click **OK** to return to the oscilloscope view.