diff --git a/twain/twain/huagaods.cpp b/twain/twain/huagaods.cpp
index 1d9fcb7..e3dc2fd 100644
--- a/twain/twain/huagaods.cpp
+++ b/twain/twain/huagaods.cpp
@@ -911,7 +911,7 @@ Result huagao_ds::capabilitySet(const Identity& origin, Capability& data)
 Result huagao_ds::eventProcess(const Identity&, Event& event)
 {
 	const MSG* msg = (const MSG*)event.event();
-	//if (scanner_.get())
+	//if (scanner_.get() && show_setting_)
 	//{
 	//	int ev = scanner_->get_event();
 	//
@@ -1027,7 +1027,7 @@ Result huagao_ds::pendingXfersGet(const Identity&, PendingXfers& data)
 	if (!scanner_.get())
 		return seqError();
 
-	// 显示设置界面时，不能阻塞在EndXfer，否则最后一张图片传输后显示不出来，故此处将原来-1的参数改为不等待�?。显示设置界面时直接返回有图�?
+	// ��ʾ���ý���ʱ������������EndXfer���������һ��ͼƬ�������ʾ�����������ڴ�����������
 	// int cnt = get_scanned_image_count(-1);
 	int cnt = show_setting_ ? 1 : get_scanned_image_count(-1);
 	data.setCount(cnt);
@@ -1636,8 +1636,24 @@ Result huagao_ds::call(const Identity& origin, DataGroup dg, Dat dat, Msg msg, v
 			swprintf_s(buf, _countof(buf) - 1, L"[%x - %s]DSEntry(%s, %s, %s) = {%s, %s}\r\n", GetCurrentThreadId(), desc_state(state(), ss), 
 				desc_data_group(dg, dgs), desc_data(dat, dts), desc_msg(msg, ms), desc_return_code(rt, rcs), desc_condition_code((ConditionCode)(Status)rt, cs));
 			load_sane_util::log_info(buf, 0);
-			if ((int)rt.returnCode() && rt.returnCode() != ReturnCode::NotDsEvent && dat == Dat::PendingXfers && Msg::Reset == msg && scanner_status_ == SCANNER_STATUS_STOPPED)	// PurvarScannerForHomework.exe - move modifying from EndXfer to xfer::Reset
-				rt = success();
+			if ((int)rt.returnCode() && rt.returnCode() != ReturnCode::NotDsEvent)
+			{
+				if (dat == Dat::PendingXfers && Msg::Reset == msg && scanner_status_ == SCANNER_STATUS_STOPPED)	// PurvarScannerForHomework.exe - move modifying from EndXfer to xfer::Reset
+					rt = success();
+				else if (rt.status() == ConditionCode::SeqError)
+				{
+					if (dat == Dat::ImageInfo && Msg::Get == msg && scanner_status_ == SCANNER_STATUS_STOPPED)	// for demo.exe
+					{
+						rt = { ReturnCode::Success, ConditionCode::Bummer };
+					}
+					else if (dat == Dat::PendingXfers && Msg::EndXfer == msg && scanner_status_ == SCANNER_STATUS_STOPPED)	// for photoshop.exe
+					{
+						// PendingXfers& data
+						(static_cast<PendingXfers*>(data))->setCount(0);
+						rt = { ReturnCode::Success, ConditionCode::Success };
+					}
+				}
+			}
 		}
 
 		in_calling = calling;
@@ -3583,17 +3599,17 @@ int huagao_ds::handle_scanner_event(int ev, bool from_event_proc)
 	case SANE_EVENT_UI_CLOSE_SETTING:
 		scanner_->ui_hide();
 		rc = notifyCloseCancel();
-		if (!Twpp::success(rc))
-		{
-			rc = notifyXferReady();	// 好分数需要再通知 FAINT :( - modified on 2022-10-20
-			if (!Twpp::success(rc))
-			{
-				wchar_t msg[128] = { 0 }, unk[20] = { 0 };
-				swprintf_s(msg, _countof(msg) - 1, L"[%x]yscan: notifyXferReady failed after setting UI closed with error %d\r\n", GetCurrentThreadId(), rc);
-				load_sane_util::log_info(msg, 0);
-			}
-			rc = notifyCloseCancel();
-		}
+		//if (!Twpp::success(rc))
+		//{
+		//	rc = notifyXferReady();	// 好分数需要再通知 FAINT :( - modified on 2022-10-20
+		//	if (!Twpp::success(rc))
+		//	{
+		//		wchar_t msg[128] = { 0 }, unk[20] = { 0 };
+		//		swprintf_s(msg, _countof(msg) - 1, L"[%x]yscan: notifyXferReady failed after setting UI closed with error %d\r\n", GetCurrentThreadId(), rc);
+		//		load_sane_util::log_info(msg, 0);
+		//	}
+		//	rc = notifyCloseCancel();
+		//}
 		show_setting_ = false;
 		break;
 	case SANE_EVENT_UI_CLOSE_CANCEL: