diff --git a/backend/api/account/client/views.py b/backend/api/account/client/views.py
index 4c253d7..613a1ec 100644
--- a/backend/api/account/client/views.py
+++ b/backend/api/account/client/views.py
@@ -4,10 +4,12 @@ from rest_framework.permissions import IsAuthenticated
 from rest_framework.decorators import action
 from rest_framework.response import Response
 
+from django.shortcuts import get_object_or_404
+from django.core.validators import validate_email
+from django.core.exceptions import ValidationError
+
 from api.auth.serializers import UserResponseSerializer
-
 from api.models import UserProfile
-
 from api.utils.decorators import handle_exceptions
 
 class UserDataView(ViewSet):
@@ -32,4 +34,52 @@ class UserDataView(ViewSet):
             return Response(
                 {"error": "User profile not found"}, 
                 status=status.HTTP_404_NOT_FOUND
-            )
\ No newline at end of file
+            )
+            
+class AccountActions(ViewSet):
+    permission_classes = [IsAuthenticated]
+    
+    @action(detail=False, methods=['patch'])
+    @handle_exceptions
+    
+    def change_data_main_tab(self, request):
+        """Обновление данных на главной странице аккаунта"""
+        
+        user = request.user
+        user_profile = get_object_or_404(UserProfile, user=user)
+        
+        # обновляем данные пользователя
+        if 'firstName' in request.data:
+            user.first_name = request.data['firstName']
+        if 'lastName' in request.data:
+            user.last_name = request.data['lastName']
+        if 'email' in request.data:
+            email = request.data['email']
+            validate_email(email)  # handle_exceptions обработает ValidationError
+            user.email = email
+            user.username = email
+        
+        # обновляем номер телефона
+        if 'phone_number' in request.data:
+            phone = request.data['phone_number']
+            if phone:
+                if len(phone) < 13:  # +375XXXXXXXXX
+                    raise ValidationError("Номер телефона слишком короткий")
+                
+                if len(phone) > 18:
+                    raise ValidationError("Номер телефона слишком длинный")
+                
+                # проверка на уникальность
+                if UserProfile.objects.filter(phone_number=phone).exclude(user=user).exists():
+                    raise ValidationError("Этот номер телефона уже используется")
+                
+                user_profile.phone_number = phone
+        
+        # сохраняем изменения
+        user.save()
+        user_profile.save()
+        
+        return Response({
+            "message": "Данные успешно обновлены",
+            "user": UserResponseSerializer(user).data
+        }, status=status.HTTP_200_OK)
\ No newline at end of file
diff --git a/backend/api/auth/serializers.py b/backend/api/auth/serializers.py
index e23b35c..91e2ef8 100644
--- a/backend/api/auth/serializers.py
+++ b/backend/api/auth/serializers.py
@@ -14,6 +14,8 @@ class UserResponseSerializer(serializers.Serializer):
     phone_number = serializers.CharField(source='userprofile.phone_number')
     image = serializers.CharField(source='userprofile.image')
     uuid = serializers.SerializerMethodField()
+    country = serializers.CharField(source='userprofile.country')
+    city = serializers.CharField(source='userprofile.city')
     def get_uuid(self, obj):
         try:
             return str(obj.userprofile.uuid)[:6]
diff --git a/frontend/components/Header.tsx b/frontend/components/Header.tsx
index 777e06d..2a894f8 100644
--- a/frontend/components/Header.tsx
+++ b/frontend/components/Header.tsx
@@ -4,6 +4,7 @@ import Link from 'next/link'
 import Burger from './ui/Burger'
 import LangSwitcher from './LangSwitcher'
 import Button from './ui/Button'
+import UserLogin from './UserLogin'
 
 const Header = () => {
   return (
@@ -34,18 +35,7 @@ const Header = () => {
           className="hidden md:block bg-orange hover:bg-orange/80 px-4 py-3 text-white"
         />
 
-        <div className="hidden md:block text-base font-medium">
-          <Link
-            href="/register"
-            className="hover:text-orange transition-colors"
-          >
-            Регистрация
-          </Link>
-          <span> / </span>
-          <Link href="/login" className="hover:text-orange transition-colors">
-            Войти
-          </Link>
-        </div>
+        <UserLogin />
 
         <div className="flex items-center space-x-4 md:hidden">
           <Link href="/login">
diff --git a/frontend/components/UserLogin.tsx b/frontend/components/UserLogin.tsx
new file mode 100644
index 0000000..74a8f52
--- /dev/null
+++ b/frontend/components/UserLogin.tsx
@@ -0,0 +1,62 @@
+'use client'
+
+import React from 'react'
+import Link from 'next/link'
+import Button from './ui/Button'
+import useUserStore from '@/app/store/userStore'
+
+const UserLogin = () => {
+  const { isAuthenticated, user } = useUserStore()
+  const isUserAuth = isAuthenticated && user
+
+  // определяем отображаемое имя и путь для редиректа
+  const getDisplayNameAndPath = () => {
+    if (isUserAuth) {
+      return {
+        name: user?.name || 'пользователь',
+        path: '/account',
+      }
+    }
+
+    return {
+      name: 'Зарегистрироваться',
+      path: '/register',
+    }
+  }
+
+  const { name, path } = getDisplayNameAndPath()
+
+  if (!isUserAuth) {
+    return (
+      <div className="hidden md:block text-base font-medium">
+        <Link href="/register" className="hover:text-orange transition-colors">
+          Регистрация
+        </Link>
+        <span> / </span>
+        <Link href="/login" className="hover:text-orange transition-colors">
+          Войти
+        </Link>
+      </div>
+    )
+  }
+
+  return (
+    <Link href={path} className="ml-2 sm:ml-5">
+      <Button
+        text={isUserAuth ? `Привет, ${name}!` : name}
+        className={`
+          text-sm sm:text-base 
+          py-2 sm:py-3 
+          px-3 sm:px-4 
+          bg-orange text-white
+          flex items-center 
+          rounded-2xl 
+          whitespace-nowrap
+          hover:bg-orange/80
+        `}
+      />
+    </Link>
+  )
+}
+
+export default UserLogin