diff --git a/gui/preload-main.js b/gui/preload-main.js
index aa8f47e6..f1b2752d 100644
--- a/gui/preload-main.js
+++ b/gui/preload-main.js
@@ -1875,7 +1875,7 @@ ipcRenderer.on('action-update-tnc-state', (event, arg) => {
                 type: 'line',
                 label: 'SNR[dB]',
                 data: speedDataSnr,
-                borderColor: 'rgb(75, 192, 192)',
+                borderColor: 'rgb(75, 192, 192, 1.0)',
                 segment: {
                     borderColor: ctx => skipped(ctx, 'rgb(0,0,0,0.2)') || down(ctx, 'rgb(192,75,75)'),
                     borderDash: ctx => skipped(ctx, [6, 6]),
diff --git a/gui/src/index.html b/gui/src/index.html
index 94761a11..45eb0793 100644
--- a/gui/src/index.html
+++ b/gui/src/index.html
@@ -1345,7 +1345,7 @@
 						</select>
 					</div>
 					<div class="input-group  input-group-sm mb-1">
-						<label class="input-group-text w-50">Enable Autotune</label>
+						<label class="input-group-text w-50">Enable Autotune <br>(Highly Experimental)</label>
 						<label class="input-group-text bg-white w-50">
 							<div class="form-check form-switch form-check-inline ms-2">
 								<input class="form-check-input" type="checkbox" id="autoTuneSwitch">