diff --git a/app/Filament/Resources/ProductCharacteristicsMasterResource.php b/app/Filament/Resources/ProductCharacteristicsMasterResource.php
index 6cc2473..da9a4f5 100644
--- a/app/Filament/Resources/ProductCharacteristicsMasterResource.php
+++ b/app/Filament/Resources/ProductCharacteristicsMasterResource.php
@@ -49,6 +49,7 @@ class ProductCharacteristicsMasterResource extends Resource
 
                         return ($userHas && strlen($userHas) > 0) ? Plant::where('id', $userHas)->pluck('name', 'id')->toArray() : Plant::orderBy('code')->pluck('name', 'id')->toArray();
                     })
+                    ->disabled(fn (Get $get) => ! empty($get('id')))
                     ->default(function () {
                         $userHas = Filament::auth()->user()->plant_id;
 
@@ -72,6 +73,7 @@ class ProductCharacteristicsMasterResource extends Resource
 
                         return \App\Models\Item::where('plant_id', $plantId)->pluck('code', 'id');
                     })
+                    ->disabled(fn (Get $get) => ! empty($get('id')))
                     ->afterStateUpdated(function ($state, callable $set) {
                         $set('updated_by', Filament::auth()->user()?->name);
                     })
@@ -88,6 +90,7 @@ class ProductCharacteristicsMasterResource extends Resource
 
                         return Line::where('plant_id', $plantId)->pluck('name', 'id');
                     })
+                    ->disabled(fn (Get $get) => ! empty($get('id')))
                     ->afterStateUpdated(function ($state, callable $set, callable $get) {
                         $set('machine_id', null);
                         if (! $get('work_group_master_id')) {
@@ -164,6 +167,7 @@ class ProductCharacteristicsMasterResource extends Resource
                             ->where('work_group_master_id', $workGroupId)
                             ->pluck('work_center', 'id');
                     })
+                    ->disabled(fn (Get $get) => ! empty($get('id')))
                     ->afterStateUpdated(function ($state, callable $set, callable $get) {
                         if (! $get('plant_id') || ! $get('line_id') || ! $get('work_group_master_id')) {
                             $set('machine_id', null);
@@ -180,6 +184,7 @@ class ProductCharacteristicsMasterResource extends Resource
                     ->reactive()
                     ->searchable()
                     // ->preload()
+                    ->disabled(fn (Get $get) => ! empty($get('id') && ! Filament::auth()->user()->hasRole('Super Admin')))
                     ->afterStateUpdated(function ($state, callable $set) {
                         $set('updated_by', Filament::auth()->user()?->name);
                     })
@@ -199,6 +204,7 @@ class ProductCharacteristicsMasterResource extends Resource
                     ])
                     ->reactive()
                     // ->preload()
+                    ->disabled(fn (Get $get) => ! empty($get('id') && ! Filament::auth()->user()->hasRole('Super Admin')))
                     ->afterStateUpdated(function ($state, callable $set) {
                         $set('updated_by', Filament::auth()->user()?->name);
                     })