Remove autocomplete(false) from the location_id select field and reorder the $title property in ManageSubLocations.

app/Filament/Resources/Master/SubLocations/Pages/ManageSubLocations.php

@@ -9,10 +9,10 @@
 
 class ManageSubLocations extends ManageRecords
 {
-    protected static ?string $title = 'Sub Lokus';
-
     protected static string $resource = SubLocationResource::class;
 
+    protected static ?string $title = 'Sub Lokus';
+
     protected function getHeaderActions(): array
     {
         return [

app/Filament/Resources/Master/SubLocations/SubLocationResource.php

@@ -56,7 +56,6 @@ public static function form(Schema $schema): Schema
                     ->native(false)
                     ->required()
                     ->rules(['exists:locations,id'])
-                    ->autocomplete(false)
                     ->autofocus(),
 
                 TextInput::make('name')