diff --git a/stl/inc/xfilesystem_abi.h b/stl/inc/xfilesystem_abi.h
index f11c87024c..2813e99951 100644
--- a/stl/inc/xfilesystem_abi.h
+++ b/stl/inc/xfilesystem_abi.h
@@ -33,6 +33,7 @@ enum class __std_win_error : unsigned long {
     _Sharing_violation         = 32, // #define ERROR_SHARING_VIOLATION          32L
     _Not_supported             = 50, // #define ERROR_NOT_SUPPORTED              50L
     _Error_bad_netpath         = 53, // #define ERROR_BAD_NETPATH                53L
+    _Error_netname_deleted     = 64, // #define ERROR_NETNAME_DELETED            64L
     _File_exists               = 80, // #define ERROR_FILE_EXISTS                80L
     _Invalid_parameter         = 87, // #define ERROR_INVALID_PARAMETER          87L
     _Insufficient_buffer       = 122, // #define ERROR_INSUFFICIENT_BUFFER        122L
@@ -54,6 +55,7 @@ _NODISCARD inline bool __std_is_file_not_found(const __std_win_error _Error) noe
     case __std_win_error::_Error_bad_netpath:
     case __std_win_error::_Invalid_name:
     case __std_win_error::_Directory_name_is_invalid: // Windows 11 24H2
+    case __std_win_error::_Error_netname_deleted: // Windows 11 24H2
         return true;
     default:
         return false;
diff --git a/tests/std/tests/P0218R1_filesystem/test.cpp b/tests/std/tests/P0218R1_filesystem/test.cpp
index 7f656e02a7..ef3e44f79c 100644
--- a/tests/std/tests/P0218R1_filesystem/test.cpp
+++ b/tests/std/tests/P0218R1_filesystem/test.cpp
@@ -4082,11 +4082,15 @@ int wmain(int argc, wchar_t* argv[]) {
     try {
         return run_all_tests(argc, argv);
     } catch (const filesystem_error& fe) {
-        cout << "filesystem_error: " << fe.what() << endl;
+        cout << "Caught filesystem_error." << endl;
+        cout << "    what: " << fe.what() << endl;
+        cout << "   value: " << fe.code().value() << endl;
+        cout << "category: " << fe.code().category().name() << endl;
     } catch (const exception& e) {
-        cout << "exception: " << e.what() << endl;
+        cout << "Caught exception." << endl;
+        cout << "what: " << e.what() << endl;
     } catch (...) {
-        cout << "Unknown exception." << endl;
+        cout << "Caught unknown exception." << endl;
     }
 
     return EXIT_FAILURE;