diff --git a/app/View/Components/Layout/Flash.php b/app/View/Components/Layout/Flash.php
new file mode 100644
index 0000000000..30825a3e8c
--- /dev/null
+++ b/app/View/Components/Layout/Flash.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace FireflyIII\View\Components\Layout;
+
+use Closure;
+use Illuminate\Contracts\View\View;
+use Illuminate\View\Component;
+
+class Flash extends Component
+{
+    public bool   $invalidMonetaryLocale;
+    public string $upgradeSecurityMessage;
+    public string $upgradeSecurityLevel;
+
+    /**
+     * Create a new component instance.
+     */
+    public function __construct(bool $invalidMonetaryLocale, string $upgradeSecurityMessage, string $upgradeSecurityLevel)
+    {
+        $this->invalidMonetaryLocale  = $invalidMonetaryLocale;
+        $this->upgradeSecurityMessage = $upgradeSecurityMessage;
+        $this->upgradeSecurityLevel   = $upgradeSecurityLevel;
+    }
+
+    /**
+     * Get the view / contents that represent the component.
+     */
+    public function render(): View | Closure | string
+    {
+        return view('components.layout.flash');
+    }
+}
diff --git a/app/View/Components/Layout/Tracking.php b/app/View/Components/Layout/Tracking.php
new file mode 100644
index 0000000000..bbe1706917
--- /dev/null
+++ b/app/View/Components/Layout/Tracking.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace FireflyIII\View\Components\Layout;
+
+use Closure;
+use Illuminate\Contracts\View\View;
+use Illuminate\View\Component;
+
+class Tracking extends Component
+{
+    /**
+     * Create a new component instance.
+     */
+    public function __construct()
+    {
+        //
+    }
+
+    /**
+     * Get the view / contents that represent the component.
+     */
+    public function render(): View|Closure|string
+    {
+        return view('components.layout.tracking');
+    }
+}
diff --git a/resources/views/components/layout/flash.blade.php b/resources/views/components/layout/flash.blade.php
new file mode 100644
index 0000000000..6591cb728d
--- /dev/null
+++ b/resources/views/components/layout/flash.blade.php
@@ -0,0 +1,101 @@
+{{-- LOCALE ERROR MESSAGE --}}
+
+@if($invalidMonetaryLocale)
+    <div class="alert alert-info alert-dismissible fade show" role="alert">
+        <strong>{{ __('firefly.invalid_server_configuration') }}:</strong> <span class="bi bi-cash"></span> {!! __('firefly.invalid_locale_settings')  !!}
+        <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="{{ __('firefly.close') }}"></button>
+    </div>
+@endif
+
+{{-- MANDATORY UPDATE MESSAGE --}}
+@if('' !== $upgradeSecurityLevel && '' !== $upgradeSecurityMessage)
+    <div class="alert alert-{{ $upgradeSecurityLevel }} alert-dismissible" role="alert">
+        <strong>{{ __('firefly.flash_' . $upgradeSecurityLevel) }}</strong> <span class="bi bi-exclamation-circle"></span> {{ $upgradeSecurityMessage }}
+    </div>
+@endif
+
+{{-- SUCCESS MESSAGE (ALWAYS SINGULAR) --}}
+@if(\Illuminate\Support\Facades\Session::has('success'))
+    <div class="alert alert-success alert-dismissible fade show" role="alert">
+        <strong>{{ __('firefly.flash_success') }}</strong>
+        @if(\Illuminate\Support\Facades\Session::has('success_url'))
+            <a href="{{ session('success_url') }}">
+                @endif
+                {{ session('success') }}
+                @if(\Illuminate\Support\Facades\Session::has('success_url'))
+            </a>
+        @endif
+        <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="{{ __('firefly.close') }}"></button>
+    </div>
+@endif
+
+{{-- INFO MESSAGE (CAN BE MULTIPLE) --}}
+@if(\Illuminate\Support\Facades\Session::has('info'))
+<div class="alert alert-info alert-dismissible fade show" role="alert">
+    {{-- MULTIPLE INFO MESSAGE --}}
+    @if(!is_string(session('info')) && is_iterable(session('info') && count(session('info')) > 1))
+    <strong>
+        {{ \Illuminate\Support\Facades\Lang::choice('firefly.flash_info_multiple', count(session('info')), ['count' => count(session('info'))]) }}
+        :</strong>
+    <ul class="list-unstyled">
+        @foreach(session('info') as $item)
+            <li>{{ $item }}</li>
+        @endforeach
+    </ul>
+    @endif
+    {{-- SET OF MULTIPLE INFO MESSAGES, BUT THERE IS JUST ONE --}}
+    @if(!is_string(session('info')) && is_iterable(session('info') && 1 === count(session('info'))))
+        <strong>{{ __('firefly.flash_info') }}:</strong> {{ session('info')[0] }}
+    @endif
+    {{-- SINGLE INFO MESSAGE --}}
+    @if(is_string(session('info')) && !is_iterable(session('info')))
+        @if(\Illuminate\Support\Facades\Session::has('info_url'))
+    <a href="{{ session('info_url') }}">
+        @endif
+        <strong>{{ __('firefly.flash_info') }}:</strong> {{ session('info') }}
+        @if(\Illuminate\Support\Facades\Session::has('info'))
+    </a>
+    @endif
+    @endif
+    <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="{{ __('firefly.close') }}"></button>
+</div>
+
+@endif
+
+{{--  WARNING MESSAGE (ALWAYS SINGULAR) --}}
+@if(\Illuminate\Support\Facades\Session::has('warning'))
+    <div class="alert alert-warning alert-dismissible fade show" role="alert">
+    <strong>{{ __('firefly.flash_warning') }}</strong> {{ session('warning') }}
+    <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="{{ __('firefly.close') }}"></button>
+</div>
+@endif
+
+{{-- ERROR MESSAGE (CAN BE MULTIPLE) --}}
+@if(\Illuminate\Support\Facades\Session::has('error'))
+<div class="alert alert-danger alert-dismissible fade show" role="alert">
+    {{-- MULTIPLE ERRORS (BAD) --}}
+    @if(!is_string(session('error')) && is_iterable(session('error') && count(session('error')) > 1))
+    <strong>
+        {{ \Illuminate\Support\Facades\Lang::choice('firefly.flash_error_multiple', count(session('error')), ['count' => session('error')]) }}:
+    </strong>
+    <ul class="list-unstyled">
+        @foreach(session('error') as $item)
+        <li>{{ $item }}</li>
+        @endforeach
+    </ul>
+    @endif
+
+    {{-- SET OF MULTIPLE ERRORS, BUT THERE IS JUST ONE --}}
+    @if(!is_string(session('error')) && is_iterable(session('error') && 1 === count(session('error'))))
+    <strong>{{ __('firefly.flash_error') }}</strong>
+    {{ session('error')[0] }}
+    @endif
+
+    {{-- SINGLE ERROR --}}
+    @if(is_string(session('error')) && !is_iterable(session('error')))
+    <strong>{{ __('firefly.flash_error') }}</strong> {{ session('error') }}
+    @endif
+    <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="{{ __('firefly.close') }}"></button>
+</div>
+@endif
+
diff --git a/resources/views/components/layout/sidebar.blade.php b/resources/views/components/layout/sidebar.blade.php
index dfcb2f13b9..48ba71200d 100644
--- a/resources/views/components/layout/sidebar.blade.php
+++ b/resources/views/components/layout/sidebar.blade.php
@@ -7,23 +7,20 @@
     id="navigation"
     x-data="sidebar"
 >
-    <!-- <li class="nav-item menu-open"> -->
-    <!-- <a href="route('index')" class="nav-link active"> -->
     <li class="nav-item">
-        TODO SEARCH
-
-        {{--
-                    <form action="{{ route('search.index') }}" method="get" class="sidebar-form">
-                <div class="input-group">
-                    <input autocomplete="off" type="text" name="search" class="form-control"
-                           placeholder="{{ 'searchPlaceholder'|_ }}" value="{{ query }}" spellcheck="false"/>
-                    <span class="input-group-btn">
-                <button type='submit' name='go' id='search-btn' class="btn btn-flat"><span class="fa fa-search"></span></button>
-              </span>
+        <form action="{{ route('search.index') }}" method="get" class="pb-2">
+            <div class="form-row align-items-center">
+                <div class="col-auto">
+                    <div class="input-group mb-2">
+                    <label class="sr-only" for="searchInput">{{ trans('firefly.searchPlaceholder') }}</label>
+                    <input autocomplete="off" type="text" id="searchInput" name="search" class="form-control" placeholder="{{ trans('firefly.searchPlaceholder') }}" value="{{ $query ?? '' }}" spellcheck="false"/>
+                        <div class="input-group-append">
+                            <button type='submit' name='go' id='search-btn' class="btn btn-outline-secondary"><span class="bi bi-search"></span></button>
+                        </div>
                 </div>
-            </form>
-
-        --}}
+            </div>
+            </div>
+        </form>
     </li>
     <li class="nav-item">
         <a href="{{ route('index') }}" class="nav-link {{ \FireflyIII\Support\Blade\Navigation::menuItemActive('index') }}">
diff --git a/resources/views/components/layout/tracking.blade.php b/resources/views/components/layout/tracking.blade.php
new file mode 100644
index 0000000000..6c952cea13
--- /dev/null
+++ b/resources/views/components/layout/tracking.blade.php
@@ -0,0 +1,3 @@
+<div>
+    <!-- Let all your things have their places; let each part of your business have its time. - Benjamin Franklin -->
+</div>
\ No newline at end of file
diff --git a/resources/views/install/index.blade.php b/resources/views/install/index.blade.php
index 036a0cf359..da17755e96 100644
--- a/resources/views/install/index.blade.php
+++ b/resources/views/install/index.blade.php
@@ -63,7 +63,7 @@
         })()
     </script>
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    @vite(['src/sass/app.scss'])
+    @vite(['sass/app.scss'])
 
 </head>
 <body class="container bg-body-secondary">
diff --git a/resources/views/layout/v3/session.blade.php b/resources/views/layout/v3/session.blade.php
index 022346f856..3445b75e9c 100644
--- a/resources/views/layout/v3/session.blade.php
+++ b/resources/views/layout/v3/session.blade.php
@@ -286,12 +286,20 @@
         <div class="app-content">
             <!--begin::Container-->
             <div class="container-fluid">
-
-                <!-- Button trigger modal -->
-
-                TODO DEMO WARNING,
-                TODO MESSAGE FLASHES.
-                TODO DEMO tracking
+                @if($IS_DEMO_SITE)
+                <div class="row no-print">
+                    <div class="col-lg-12">
+                        <div class="alert alert-info" role="alert">
+                            @includeFirst(['demo.' . Route::getCurrentRoute()->getName(), 'demo.no-demo-text'])
+                        </div>
+                    </div>
+                </div>
+                @endif
+                <x-layout.flash
+                    :invalid-monetary-locale="$invalidMonetaryLocale ?? false"
+                    :upgrade-security-level="$upgrade_security_level ?? ''"
+                    :upgrade-security-message="$upgrade_security_message ?? ''"
+                />
 
                 @yield('content')
 
@@ -605,12 +613,12 @@
         </div>
     </div>
 </div>
+<x-layout.tracking />
 
-{{--
-{% if config('firefly.tracker_site_id') != '' and config('firefly.tracker_url') != '' %}
+@if('' !== config('firefly.tracker_site_id') && '' !== config('firefly.tracker_url'))
     <!-- This tracker tag is only here because this instance of Firefly III was purposefully configured to include it -->
     <!-- Your own installation will NOT include it, unless you explicitly configure it to have it. -->
-    <script type="text/javascript" nonce="{{ JS_NONCE }}">
+    <script type="text/javascript" nonce="{{ $JS_NONCE }}">
         var _paq = window._paq || [];
         _paq.push(['trackPageView']);
         _paq.push(['enableLinkTracking']);
@@ -629,9 +637,7 @@
     <noscript><p><img
                 src="//{{ config('firefly.tracker_url') }}/matomo.php?idsite={{ config('firefly.tracker_site_id') }}&amp;rec=1"
                 class="no-border" alt=""/></p></noscript>
-{% endif %}
-
---}}
+@endif
 
 
 </body>