diff --git a/apps/authentication/models.py b/apps/authentication/models.py
index d4a45ff..a367fe9 100644
--- a/apps/authentication/models.py
+++ b/apps/authentication/models.py
@@ -94,6 +94,7 @@ class OrganizationType(BaseModel):
 class Organization(BaseModel):
     name = models.CharField(max_length=250, null=True)
     en_name = models.CharField(max_length=150, null=True)
+    phone = models.CharField(max_length=25, null=True)
     type = models.ForeignKey(
         'OrganizationType',
         on_delete=models.CASCADE,
diff --git a/apps/pos_device/pos/api/v1/serializers/device.py b/apps/pos_device/pos/api/v1/serializers/device.py
index 3ebc178..13ea4c9 100644
--- a/apps/pos_device/pos/api/v1/serializers/device.py
+++ b/apps/pos_device/pos/api/v1/serializers/device.py
@@ -5,4 +5,4 @@ from rest_framework import serializers
 class DeviceSerializer(serializers.ModelSerializer):
     class Meta:
         model = pos_models.Device
-        fields = '__all__'
\ No newline at end of file
+        fields = '__all__'
diff --git a/apps/pos_device/pos/api/v1/viewsets/device.py b/apps/pos_device/pos/api/v1/viewsets/device.py
index ddff76d..e61a707 100644
--- a/apps/pos_device/pos/api/v1/viewsets/device.py
+++ b/apps/pos_device/pos/api/v1/viewsets/device.py
@@ -66,7 +66,7 @@ class POSDeviceViewSet(viewsets.ModelViewSet, POSDeviceMixin):
                 device.is_activated = True
                 device.save()
 
-            if device.is_activated and device.assigned_state: 
+            if device.is_activated and device.assigned_state:
                 # when device is logged in, its has an organization owner client, if not it will show error
                 device_owner_org = self.get_device_organization()
 
@@ -74,7 +74,7 @@ class POSDeviceViewSet(viewsets.ModelViewSet, POSDeviceMixin):
                 if not session:
                     session = pos_models.Sessions.objects.create(
                         device=device, 
-                        name = headers_data['device-name'],
+                        name=headers_data['device-name'],
                         version=headers_data['device-version'],
                         mac=headers_data['device-mac'],
                         ip=get_client_ip(request),
@@ -100,23 +100,23 @@ class POSDeviceViewSet(viewsets.ModelViewSet, POSDeviceMixin):
                 }
 
                 return Response({
-                    "message": "خوش آمدید",
+                    "message": "خوش آمدید",  # noqa
                     "device_identity": device.device_identity,
                     "serial": device.serial,
                     "password": device.password,
                     "provider": organization.name,
-                    "provider_tell": '0214021',
+                    "provider_tell": organization.phone,
                     "device_owner": org_data,
                     "device_owner_users": get_users_of_organization(device_owner_org)  
                 }, status=status.HTTP_200_OK)
  
             return Response({
-                "message": "دستگاه در سیستم ثبت در انتظار فعال سازی توسط پذیرنده می باشد",
+                "message": "دستگاه در سیستم ثبت در انتظار فعال سازی توسط پذیرنده می باشد",  # noqa
                 "device_identity": device.device_identity,
                 "password": "****",
                 "serial": device.serial,
                 "provider": organization.name,
-                "provider_tell": '0214021',
+                "provider_tell": organization.phone,
             }, status=status.HTTP_401_UNAUTHORIZED)
         
         else:
@@ -129,11 +129,11 @@ class POSDeviceViewSet(viewsets.ModelViewSet, POSDeviceMixin):
             )
 
             return Response({
-                "message": "دستگاه در سیستم ثبت در انتظار فعال سازی توسط پذیرنده می باشد",
+                "message": "دستگاه در سیستم ثبت در انتظار فعال سازی توسط پذیرنده می باشد",  # noqa
                 "device_identity": pre_device.device_identity,
                 "password": "****",
                 "provider": organization.name,
-                "provider_tell": '0214021',
+                "provider_tell": organization.phone,
             }, status=status.HTTP_412_PRECONDITION_FAILED)
 
     @action(
diff --git a/apps/pos_device/web/api/v1/viewsets/device.py b/apps/pos_device/web/api/v1/viewsets/device.py
index a9ff725..40604b9 100644
--- a/apps/pos_device/web/api/v1/viewsets/device.py
+++ b/apps/pos_device/web/api/v1/viewsets/device.py
@@ -1,3 +1,5 @@
+import random
+import string
 from datetime import timedelta
 
 from apps.pos_device.web.api.v1.serilaizers import device as device_serializer
@@ -207,6 +209,10 @@ class DeviceAssignmentViewSet(viewsets.ModelViewSet, SoftDeleteMixin):
 
             # set device status to assigned
             assignment.device.assigned_state = True
+            assignment.device.acceptor = request.data['device_acceptor']
+            assignment.device.terminal = request.data['device_terminal']
+            if not assignment.device.password:
+                assignment.device.password = ''.join(random.choices(string.digits, k=6))
             assignment.device.save()
 
             # set organization having pos status