diff --git a/functions/private/Test-WinUtilInternetConnection.ps1 b/functions/private/Test-WinUtilInternetConnection.ps1
deleted file mode 100644
index d2aaca4a..00000000
--- a/functions/private/Test-WinUtilInternetConnection.ps1
+++ /dev/null
@@ -1,26 +0,0 @@
-function Test-WinUtilInternetConnection {
-    <#
-    .SYNOPSIS
-        Tests if the computer has internet connectivity
-    .OUTPUTS
-        Boolean - True if connected, False if offline
-    #>
-    try {
-        # Test multiple reliable endpoints
-        $testSites = @(
-            "8.8.8.8",           # Google DNS
-            "1.1.1.1",           # Cloudflare DNS
-            "208.67.222.222"     # OpenDNS
-        )
-
-        foreach ($site in $testSites) {
-            if (Test-Connection -ComputerName $site -Count 1 -Quiet -ErrorAction SilentlyContinue) {
-                return $true
-            }
-        }
-        return $false
-    }
-    catch {
-        return $false
-    }
-}
diff --git a/scripts/main.ps1 b/scripts/main.ps1
index 4f29b5a7..ba7ecd14 100644
--- a/scripts/main.ps1
+++ b/scripts/main.ps1
@@ -15,12 +15,14 @@ $maxthreads = [int]$env:NUMBER_OF_PROCESSORS
 $hashVars = New-object System.Management.Automation.Runspaces.SessionStateVariableEntry -ArgumentList 'sync',$sync,$Null
 $debugVar = New-object System.Management.Automation.Runspaces.SessionStateVariableEntry -ArgumentList 'DebugPreference',$DebugPreference,$Null
 $uiVar = New-object System.Management.Automation.Runspaces.SessionStateVariableEntry -ArgumentList 'PARAM_NOUI',$PARAM_NOUI,$Null
+$offlineVar = New-object System.Management.Automation.Runspaces.SessionStateVariableEntry -ArgumentList 'PARAM_OFFLINE',$PARAM_OFFLINE,$Null
 $InitialSessionState = [System.Management.Automation.Runspaces.InitialSessionState]::CreateDefault()
 
 # Add the variable to the session state
 $InitialSessionState.Variables.Add($hashVars)
 $InitialSessionState.Variables.Add($debugVar)
 $InitialSessionState.Variables.Add($uiVar)
+$InitialSessionState.Variables.Add($offlineVar)
 
 # Get every private function and add them to the session state
 $functions = Get-ChildItem function:\ | Where-Object { $_.Name -imatch 'winutil|WPF' }
@@ -350,11 +352,10 @@ $sync["Form"].Add_ContentRendered({
         Write-Debug "Unable to retrieve information about the primary monitor."
     }
 
-    # Check internet connectivity and disable install tab if offline
-    #$isOnline = Test-WinUtilInternetConnection
-    $isOnline = $true # Temporarily force online mode until we can resolve false negatives
+    if ($PARAM_OFFLINE) {
+        # Show offline banner
+        $sync.WPFOfflineBanner.Visibility = [System.Windows.Visibility]::Visible
 
-    if (-not $isOnline) {
         # Disable the install tab
         $sync.WPFTab1BT.IsEnabled = $false
         $sync.WPFTab1BT.Opacity = 0.5
diff --git a/scripts/start.ps1 b/scripts/start.ps1
index 02c2c95d..44766a22 100644
--- a/scripts/start.ps1
+++ b/scripts/start.ps1
@@ -9,7 +9,8 @@
 param (
     [string]$Config,
     [switch]$Run,
-    [switch]$Noui
+    [switch]$Noui,
+    [switch]$Offline
 )
 
 if ($Config) {
@@ -27,6 +28,11 @@ if ($Noui) {
     $PARAM_NOUI = $true
 }
 
+$PARAM_OFFLINE = $false
+if ($Offline) {
+    $PARAM_OFFLINE = $true
+}
+
 
 if (!([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
     Write-Output "Winutil needs to be run as Administrator. Attempting to relaunch."
diff --git a/xaml/inputXML.xaml b/xaml/inputXML.xaml
index 7c45ac9e..a4667e2c 100644
--- a/xaml/inputXML.xaml
+++ b/xaml/inputXML.xaml
@@ -943,13 +943,19 @@
     </Window.Resources>
     <Grid Background="{DynamicResource MainBackgroundColor}" ShowGridLines="False" Name="WPFMainGrid" Width="Auto" Height="Auto" HorizontalAlignment="Stretch">
         <Grid.RowDefinitions>
+            <RowDefinition Height="Auto"/>
             <RowDefinition Height="Auto"/>
             <RowDefinition Height="*"/>
         </Grid.RowDefinitions>
         <Grid.ColumnDefinitions>
             <ColumnDefinition Width="*"/>
         </Grid.ColumnDefinitions>
-        <Grid Grid.Row="0" Background="{DynamicResource MainBackgroundColor}">
+        <!-- Offline banner -->
+        <Border Name="WPFOfflineBanner" Grid.Row="0" Background="#8B0000" Visibility="Collapsed" Padding="6,4">
+            <TextBlock Text="&#x26A0; Offline Mode - No Internet Connection" Foreground="White" FontWeight="Bold"
+                HorizontalAlignment="Center" FontSize="13" Background="Transparent"/>
+        </Border>
+        <Grid Grid.Row="1" Background="{DynamicResource MainBackgroundColor}">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="Auto"/> <!-- Navigation buttons -->
                 <ColumnDefinition Width="*"/> <!-- Search bar and buttons -->
@@ -1192,7 +1198,7 @@
             </Grid>
         </Grid>
 
-        <TabControl Name="WPFTabNav" Background="Transparent" Width="Auto" Height="Auto" BorderBrush="Transparent" BorderThickness="0" Grid.Row="1" Grid.Column="0" Padding="-1">
+        <TabControl Name="WPFTabNav" Background="Transparent" Width="Auto" Height="Auto" BorderBrush="Transparent" BorderThickness="0" Grid.Row="2" Grid.Column="0" Padding="-1">
             <TabItem Header="Install" Visibility="Collapsed" Name="WPFTab1">
                 <Grid Background="Transparent" >