diff --git a/toolbox/Config/settings.json b/toolbox/Config/settings.json
new file mode 100644
index 0000000..1b6a531
--- /dev/null
+++ b/toolbox/Config/settings.json
@@ -0,0 +1,4 @@
+{
+    "LastServer": "localhost",
+    "Theme": "Light"
+}
\ No newline at end of file
diff --git a/toolbox/DBAToolBox.ps1 b/toolbox/DBAToolBox.ps1
index 9146840..384feb7 100644
--- a/toolbox/DBAToolBox.ps1
+++ b/toolbox/DBAToolBox.ps1
@@ -3,6 +3,16 @@ Add-Type -AssemblyName PresentationFramework, PresentationCore, WindowsBase
 # Import Custom Modules
 Import-Module (Join-Path $PSScriptRoot "Modules\SQLManager.psm1") -Force
 
+# Configuration Paths
+$configPath = Join-Path $PSScriptRoot "Config\settings.json"
+
+# Load Settings
+if (Test-Path $configPath) {
+    $settings = Get-Content $configPath | ConvertFrom-Json
+} else {
+    $settings = [pscustomobject]@{ LastServer = ""; Theme = "Light" }
+}
+
 # 1. Path to XAML
 $xamlFile = Join-Path $PSScriptRoot "UI\MainWindow.xaml"
 
@@ -17,6 +27,9 @@ $txtServerName = $Window.FindName("txtServerName")
 $txtLogs = $Window.FindName("txtLogs")
 $dgServerInfo = $Window.FindName("dgServerInfo")
 
+# Set initial values from settings
+$txtServerName.Text = $settings.LastServer
+
 # 4. Helper function for logging
 function Write-Log {
     param([string]$Message)
@@ -38,9 +51,9 @@ $btnConnect.Add_Click({
     $btnConnect.IsEnabled = $false
     Write-Log "Attempting to connect to $server..."
 
-    # Running connection test in a separate thread/job would be better for UI responsiveness,
-    # but for this prototype we'll keep it simple or use a minimal background approach if possible.
-    # For now, let's just do it directly.
+    # Save last server
+    $settings.LastServer = $server
+    $settings | ConvertTo-Json | Set-Content $configPath
     
     try {
         $result = Test-SQLConnection -ServerInstance $server
@@ -64,6 +77,7 @@ try {
     Write-Log "DBAToolBox started. dbatools module loaded."
 } catch {
     [System.Windows.MessageBox]::Show($_.Exception.Message, "Dependency Error", "OK", "Error")
+    # In some environments ShowDialog might fail if no UI thread, but for WPF it should work.
     $Window.Close()
 }