diff --git a/homepage.html b/homepage.html
index 96614f6..ceeb716 100644
--- a/homepage.html
+++ b/homepage.html
@@ -433,10 +433,10 @@
                                     <label class="custom-control-label pl-1" for="showHideEle">Show labels</label>
                                 </div>
                                 <!--<i id="showHideEle" style="padding-top: 15px; padding-right: 6px; padding-left: 6px; cursor: pointer; color: #2b7c80;" data-toggle="tooltip" data-placement="top" title="Show/Hide Fiber/Service label" class="fa fa-eye-slash" aria-hidden="true"></i>-->
-                                <a href="#" id="button_undo" data-toggle="tooltip" data-placement="top" title="Undo ( Ctrl+Z )">
+                                <a href="#" id="button_undo" data-toggle="tooltip" data-placement="top" title="Undo">
                                     <img src="Assets/img/undo.png" />
                                 </a>
-                                <a href="#" id="button_redo" data-toggle="tooltip" data-placement="top" title="Redo ( Ctrl+Y )">
+                                <a href="#" id="button_redo" data-toggle="tooltip" data-placement="top" title="Redo">
                                     <img src="Assets/img/redo.png" />
                                 </a>
                                 <a href="#" id="btncaptureimagenetwork" data-toggle="tooltip" data-placement="top" title="Screen Capture">