diff --git a/src/MaaCore/Controller/AdbController.cpp b/src/MaaCore/Controller/AdbController.cpp
index e731ad9c64..9071c578f3 100644
--- a/src/MaaCore/Controller/AdbController.cpp
+++ b/src/MaaCore/Controller/AdbController.cpp
@@ -463,12 +463,13 @@ bool asst::AdbController::screencap(const std::string& cmd, const DecodeFunc& de
     auto ret = call_command(cmd, 20000, allow_reconnect, by_socket);
 
     if (!ret || ret.value().empty()) [[unlikely]] {
-        Log.warn("data is too small!");
+        Log.warn("data is empty!");
+        return false;
     }
     auto& data = ret.value();
     if (m_screencap_data_general_size && data.size() < m_screencap_data_general_size * 0.1) {
-        Log.error("data is too small!");
-        return false;
+        Log.warn("data is too small!");
+        // return false;
     }
 
     bool tried_conversion = false;
diff --git a/src/MaaCore/Controller/Controller.cpp b/src/MaaCore/Controller/Controller.cpp
index 58cb52da7f..30467585f7 100644
--- a/src/MaaCore/Controller/Controller.cpp
+++ b/src/MaaCore/Controller/Controller.cpp
@@ -166,6 +166,12 @@ bool asst::Controller::connect(const std::string& adb_path, const std::string& a
 
     m_uuid = m_controller->get_uuid();
 
+#ifdef ASST_DEBUG
+    if (config == "DEBUG") {
+        return true;
+    }
+#endif
+
     // try to find the fastest way
     if (!screencap()) {
         Log.error("Cannot find a proper way to screencap!");