diff --git a/main.go b/main.go
index 91383e6..4a6e6d9 100644
--- a/main.go
+++ b/main.go
@@ -1,28 +1,114 @@
 package main
 
 import (
+	"os"
+	"os/exec"
+	"path/filepath"
+	"syscall"
+
 	"fyne.io/fyne/v2/app"
 	"fyne.io/fyne/v2/container"
 	"fyne.io/fyne/v2/widget"
 	"fyne.io/fyne/v2"
 )
 
+var currentProcess *exec.Cmd
+
+// checkSingBox checks if sing-box.exe exists in the bin folder
+func checkSingBox() bool {
+	singBoxPath := filepath.Join("bin", "sing-box.exe")
+	if _, err := os.Stat(singBoxPath); os.IsNotExist(err) {
+		return false
+	}
+	return true
+}
+
+// runSingBox starts the sing-box process with the given config path
+func runSingBox(configPath string) error {
+	singBoxPath := filepath.Join("bin", "sing-box.exe")
+
+	if !checkSingBox() {
+		return nil
+	}
+
+	cmd := exec.Command(singBoxPath, "run", "-c", configPath)
+
+	// Make the process run as hidden
+	cmd.SysProcAttr = &syscall.SysProcAttr{
+		HideWindow: true,
+	}
+
+	err := cmd.Start()
+	if err != nil {
+		return err
+	}
+
+	currentProcess = cmd
+	return nil
+}
+
+// killCurrentProcess terminates the current sing-box process if running
+func killCurrentProcess() {
+	if currentProcess != nil && currentProcess.Process != nil {
+		currentProcess.Process.Kill()
+		currentProcess = nil
+	}
+}
+
 func main() {
 	myApp := app.New()
 	myWindow := myApp.NewWindow("Hamy VPN Client")
 	myWindow.Resize(fyne.NewSize(200, 300))
 
 	var connectButton *widget.Button
-	connectButton = widget.NewButton("Подключить", func() {
-		connectLabel := widget.NewLabel("Подключение...")
+	var disconnectButton *widget.Button
+
+	disconnectButton = widget.NewButton("Отключить", func() {
+		killCurrentProcess()
+
+		statusLabel := widget.NewLabel("Отключено")
 		myWindow.SetContent(container.NewVBox(
 			connectButton,
+			disconnectButton,
+			statusLabel,
+		))
+	})
+
+	connectButton = widget.NewButton("Подключить", func() {
+		// Check if sing-box exists
+		if !checkSingBox() {
+			errorLabel := widget.NewLabel("Файл bin/sing-box.exe не найден")
+			myWindow.SetContent(container.NewVBox(
+				connectButton,
+				disconnectButton,
+				errorLabel,
+			))
+			return
+		}
+
+		// Run sing-box with a sample config file
+		err := runSingBox("config.json") // Replace with actual config path
+		if err != nil {
+			errorLabel := widget.NewLabel("Ошибка подключения: " + err.Error())
+			myWindow.SetContent(container.NewVBox(
+				connectButton,
+				disconnectButton,
+				errorLabel,
+			))
+			return
+		}
+
+		connectLabel := widget.NewLabel("Подключено")
+		myWindow.SetContent(container.NewVBox(
+			connectButton,
+			disconnectButton,
 			connectLabel,
 		))
 	})
 
 	myWindow.SetContent(container.NewVBox(
 		connectButton,
+		disconnectButton,
 	))
 
 	myWindow.ShowAndRun()