diff --git a/administrator/templates/atum/index.php b/administrator/templates/atum/index.php
index 23eab61eac586..0ad0ae691caa1 100644
--- a/administrator/templates/atum/index.php
+++ b/administrator/templates/atum/index.php
@@ -149,7 +149,7 @@
 	<div class="container-fluid container-main">
 		<?php if (!$cpanel) : ?>
 			<?php // Subheader ?>
-			<button class="navbar-toggler toggler-toolbar toggler-burger collapsed" type="button" data-toggle="collapse" data-target=".subhead" aria-controls="subhead" aria-expanded="false" aria-label="<?php echo Text::_('TPL_ATUM_TOOLBAR'); ?>">
+			<button class="navbar-toggler toggler-toolbar collapsed" type="button" data-toggle="collapse" data-target=".subhead" aria-controls="subhead" aria-expanded="false" aria-label="<?php echo Text::_('TPL_ATUM_TOOLBAR'); ?>">
 				<span class="toggler-toolbar-icon"></span>
 			</button>
 			<div id="subhead" class="subhead mb-3">
diff --git a/administrator/templates/atum/scss/blocks/_sidebar.scss b/administrator/templates/atum/scss/blocks/_sidebar.scss
index 7531d246e2250..5dd27032ca8e8 100644
--- a/administrator/templates/atum/scss/blocks/_sidebar.scss
+++ b/administrator/templates/atum/scss/blocks/_sidebar.scss
@@ -532,12 +532,11 @@
       }
     }
 
-    &.mm-collapsed {
+    &.collapsed {
       .navbar-toggler-icon::before {
         content: "\f0c9";
       }
     }
-
   }
 
   .sidebar-menu {
diff --git a/administrator/templates/atum/scss/blocks/_toolbar.scss b/administrator/templates/atum/scss/blocks/_toolbar.scss
index dce8b0c0d05fb..4c75eecb03d3f 100644
--- a/administrator/templates/atum/scss/blocks/_toolbar.scss
+++ b/administrator/templates/atum/scss/blocks/_toolbar.scss
@@ -439,7 +439,24 @@ joomla-toolbar-button {
 
 @include media-breakpoint-down(xs) {
   .toggler-toolbar {
+    position: fixed;
     top: 20px;
+    bottom: 20px;
+    z-index: $zindex-alerts;
+    display: block;
+    width: 70px;
+    height: 70px;
+    background: var(--atum-link-color);
+    border: 8px solid var(--atum-bg-light);
+    border-radius: 40px;
+
+    [dir=ltr] & {
+      right: 10px;
+    }
+
+    [dir=rtl] & {
+      left: 10px;
+    }
 
     .toggler-toolbar-icon::before {
       font: normal normal normal 30px/1 'Font Awesome 5 Free';