diff --git a/README.md b/README.md
index c5a172e..242a024 100644
--- a/README.md
+++ b/README.md
@@ -6,52 +6,26 @@ This application is rather suitable for instances that activate a lot of applica
 
 Comptatible with AppOrder.
 
-Installation
-------------
+* [Installation and upgrade](#user-content-installation-and-upgrade)
+* [How to contribute?](#user-content-how-to-contribute)
+* [Preview](#user-content-preview)
 
-Side menu is availabe from the app store.
+Installation and upgrade
+------------------------
 
-If you want to install it from source: go to https://gitnet.fr/deblan/side_menu/releases and download the last release (side_menu_vX.Y.Z.zip).
-
-Copy the archive to your Nextcloud server.
+Side menu is availabe from the app store. If you want to install it from source: go to https://gitnet.fr/deblan/side_menu/releases and download the last release (side_menu_vX.Y.Z.zip). Copy the content into `apps`.
 
 ```
 $ cd /path/to/nextcloud/apps
 $ unzip -d side_menu /path/to/side_menu_vX.Y.Z.zip
 ```
 
-### Upgrade
-
-Side menu can be upgraded from the app store.
-
-If you want to install it from source: go to https://gitnet.fr/deblan/side_menu/releases and download the last release (side_menu_vX.Y.Z.zip).
-
-Copy the archive to your Nextcloud server.
-
-```
-$ cd /path/to/nextcloud/apps
-$ rm -frv side_menu
-$ unzip -d side_menu /path/to/side_menu_vX.Y.Z.zip
-```
-
-Preview
--------
-
-![](https://upload.deblan.org/u/2020-03/5e81b219.jpg)
-
-![](https://upload.deblan.org/u/2020-03/5e7fab2b.jpg)
-
-![](https://upload.deblan.org/u/2020-05/5eb6b76e.png)
-
-![](https://upload.deblan.org/u/2020-05/5eb6b78a.png)
-
-Configuration
--------------
-
 Administrators can edit many settings using the administration page.
 
 Users can disable the menu using the page of personal settings.
 
+Use the shortcut `Ctrl`+`o` to open and to hide the side menu. Use `tab` to navigate.
+
 How to contribute?
 ------------------
 
@@ -67,3 +41,14 @@ If you are a developer:
 Build javascripts using `webpack --config ./webpack.js` (add `-w` to build them in real time).
 
 Then commit and create a pull request.
+
+Preview
+-------
+
+![](https://upload.deblan.org/u/2020-03/5e81b219.jpg)
+
+![](https://upload.deblan.org/u/2020-03/5e7fab2b.jpg)
+
+![](https://upload.deblan.org/u/2020-05/5eb6b76e.png)
+
+![](https://upload.deblan.org/u/2020-05/5eb6b78a.png)
diff --git a/appinfo/info.xml b/appinfo/info.xml
index e1a8395..4aa08b9 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -6,6 +6,8 @@
     <description><![CDATA[Side menu allows you to modify the position of the main menu by creating a panel on the left of the interface.
 This application is rather suitable for instances that activate a lot of applications.
 
+Use the shortcut `Ctrl`+`o` to open and to hide the side menu. Use `tab` to navigate.
+
 Comptatible with AppOrder.
 
 You can report a bug or request a feature by opening an issue.
diff --git a/css/admin.css b/css/admin.css
index 1cc6083..8c59876 100644
--- a/css/admin.css
+++ b/css/admin.css
@@ -23,3 +23,12 @@
 #side-menu-section select {
     margin: 10px 0 10px 0;
 }
+
+.keyboard-key {
+    padding: 1px 9px;
+    margin: 0 2px;
+    background: #eee;
+    border: 1px solid #aaa;
+    color: #555;
+    border-radius: 3px;
+}
diff --git a/css/sideMenu.css b/css/sideMenu.css
index dbd6eb9..1204225 100644
--- a/css/sideMenu.css
+++ b/css/sideMenu.css
@@ -80,7 +80,7 @@
     white-space: nowrap;
 }
 
-.side-menu-app a:hover, .side-menu-app.active a {
+.side-menu-app a:hover, .side-menu-app.active, .side-menu-app a:focus {
     background: var(--side-menu-current-app-background-color, #444);
 }
 
diff --git a/templates/js/script.php b/templates/js/script.php
index 090205b..b3385b1 100644
--- a/templates/js/script.php
+++ b/templates/js/script.php
@@ -28,6 +28,18 @@
         var headerMenuOpener = $('#header .side-menu-opener')
         var sideMenuOpener = $('#side-menu .side-menu-opener')
 
+        sideMenuFocus = function() {
+            var a = sideMenu.find('.side-menu-app.active a')
+
+            if (a.length === 0) {
+                a = sideMenu.find('.side-menu-app:first-child a')
+            }
+
+            if (a.length > 0) {
+                a.focus()
+            }
+        }
+
         <?php if ($_['opener-hover']): ?>
             var sideMenuMouseLeave = function() {
                 sideMenu
@@ -43,6 +55,8 @@
                 sideMenu
                     .addClass('open')
                     .on('mouseenter', sideMenuMouseEnter)
+
+                sideMenuFocus()
             }
 
             if (!isTouchDevice) {
@@ -53,11 +67,23 @@
         <?php endif; ?>
 
         headerMenuOpener.on('click', function() {
-            sideMenu.addClass('open');
+            sideMenu.addClass('open')
+            sideMenu.find('.side-menu-app.active a').focus()
         })
 
         sideMenuOpener.on('click', function() {
-            sideMenu.removeClass('open');
+            sideMenu.removeClass('open')
+        })
+
+        $(document).keydown(function(e) {
+            var key = e.key || e.keyCode
+
+            if ((key === 'o' || key === 79) && e.ctrlKey === true) {
+                e.preventDefault()
+
+                sideMenu.toggleClass('open')
+                sideMenuFocus()
+            }
         })
     })
 
diff --git a/templates/settings/admin-form.php b/templates/settings/admin-form.php
index e10315e..6ab0b0a 100644
--- a/templates/settings/admin-form.php
+++ b/templates/settings/admin-form.php
@@ -213,6 +213,9 @@ $choicesSizes = [
             </select>
         </div>
 
+        <p>Use the shortcut <span class="keyboard-key">Ctrl</span>+<span class="keyboard-key">o</span> 
+         to open and to hide the side menu. Use <span class="keyboard-key">tab</span> to navigate.</p>
+
         <div>
             <label for="side-menu-opener" class="settings-hint">
                 <?php p($l->t('Display the logo')); ?>
@@ -271,6 +274,15 @@ $choicesSizes = [
         </div>
     </div>
 
+    <div class="section">
+        <h2>
+            <?php p($l->t('Tips')); ?>
+        </h2>
+
+        <p class="settings-hint">Use the shortcut <span class="keyboard-key">Ctrl</span>+<span class="keyboard-key">o</span> 
+         to open and to hide the side menu. Use <span class="keyboard-key">tab</span> to navigate.</p>
+    </div>
+
     <div class="section">
         <input type="hidden" id="side-menu-cache" name="cache" value="<?php print_unescaped($_['cache']); ?>" class="side-menu-setting">
 
diff --git a/templates/settings/personal-form.php b/templates/settings/personal-form.php
index f81cdce..9f7cffe 100644
--- a/templates/settings/personal-form.php
+++ b/templates/settings/personal-form.php
@@ -48,6 +48,9 @@ $choicesYesNo = [
                 <?php endforeach; ?>
             </select>
         </div>
+
+        <p>Use the shortcut <span class="keyboard-key">Ctrl</span>+<span class="keyboard-key">o</span> 
+         to open and to hide the side menu. Use <span class="keyboard-key">tab</span> to navigate.</p>
     </div>
 
     <div class="section">