diff --git a/hdc_rust/src/config.rs b/hdc_rust/src/config.rs
index 5a129525284fb203ca9132a4eee9f6559f3916b8..56b618999c5ea390da5456f32f94c5ff694f7d64 100644
--- a/hdc_rust/src/config.rs
+++ b/hdc_rust/src/config.rs
@@ -271,7 +271,7 @@ pub enum MessageLevel {
     Ok,
 }
 
-pub const PACKET_FLAG: &[u8] = "HW".as_bytes();
+pub const PACKET_FLAG: &[u8] = "HW".as_bytes(); // Must be 2 bytes, representing the abbreviation for hdc work
 pub const VER_PROTOCOL: u16 = 1;
 pub const ENABLE_IO_CHECK: bool = false;
 pub const PAYLOAD_VCODE: u8 = 0x09;
diff --git a/scripts/hdc_test.py b/scripts/hdc_test.py
index c05921946ce1c65504c6a3b74a3913a8a04a412f..087c7cacf3b6d67007b59780ee9ea3ff3d445a5b 100644
--- a/scripts/hdc_test.py
+++ b/scripts/hdc_test.py
@@ -39,7 +39,7 @@ TEST_FILE_PATH = "{}{}".format(os.path.abspath("D:/Download/sdk/"), '\\')
 
 HAP_ONE = {
     'HAP_NAME': "entry-default-signed-debug.hap",
-    'PACKAGE_NAME': "com.hmos.diagnosis",
+    'PACKAGE_NAME': "diagnosis",
 }
 
 TCP_CONN = {
diff --git a/src/common/define.h b/src/common/define.h
index 1210ef1045f187d81a1027bd1846db433ac612ed..edae5d229978b8736e7c307a1b47234d25d6288d 100644
--- a/src/common/define.h
+++ b/src/common/define.h
@@ -150,7 +150,7 @@ const string SERVER_NAME = "HDCServer";
 const string STRING_EMPTY = "";
 const string HANDSHAKE_MESSAGE = "OHOS HDC";  // sep not char '-', not more than 11 bytes
 const string HANDSHAKE_FAILED = "HS FAILED";
-const string PACKET_FLAG = "HW";              // must 2bytes
+const string PACKET_FLAG = "HW";              // Must be 2 bytes, representing the abbreviation for hdc work
 const string EMPTY_ECHO = "[Empty]";
 const string MESSAGE_INFO = "[Info]";
 const string MESSAGE_FAIL = "[Fail]";
diff --git a/test/scripts/testModule/test_hdc_ide_interface.py b/test/scripts/testModule/test_hdc_ide_interface.py
index 5a19a678d65ce276d05a20b5d67634aec7e66618..099eada742d172a2ab322119c082f45e13bb59a4 100644
--- a/test/scripts/testModule/test_hdc_ide_interface.py
+++ b/test/scripts/testModule/test_hdc_ide_interface.py
@@ -25,7 +25,7 @@ from enum import Enum
 
 class OsValue(Enum):
     UNKNOWN = 1
-    HMOS = 2
+    OHOS = 2
     OTHER = 3
 
 
@@ -64,15 +64,15 @@ class TestCommonSupport:
         cmd = f"taskkill /F /PID {pid}"
         subprocess.Popen(cmd, shell=False)
 
-    def is_hmos(self):  # 此项依赖toybox和实际的OS
+    def is_ohos(self):  # 此项依赖toybox和实际的OS
         with lock:
             if self.os_value != OsValue.UNKNOWN:
-                return self.os_value == OsValue.HMOS
+                return self.os_value == OsValue.OHOS
             if check_shell(f"shell uname -a", "HongMeng Kernel"):
-                self.os_value = OsValue.HMOS
+                self.os_value = OsValue.OHOS
             else:
                 self.os_value = OsValue.OTHER
-        return self.os_value == OsValue.HMOS
+        return self.os_value == OsValue.OHOS
 
     @pytest.mark.L0
     @pytest.mark.repeat(2)
@@ -122,7 +122,7 @@ class TestCommonSupport:
     @pytest.mark.L0
     @pytest.mark.repeat(2)
     def test_check_is_hongmeng_os(self):
-        if not self.is_hmos():
+        if not self.is_ohos():
             assert True
             return
         assert check_shell(f"shell uname -a", "HongMeng Kernel")
@@ -130,7 +130,7 @@ class TestCommonSupport:
     @pytest.mark.L0
     @pytest.mark.repeat(2)
     def test_check_support_ftp(self):
-        if not self.is_hmos():
+        if not self.is_ohos():
             assert True
             return
         assert not check_shell(f"shell ls -d system/bin/bftpd", "No such file or directory")
@@ -148,7 +148,7 @@ class TestCommonSupport:
     @pytest.mark.L0
     @pytest.mark.repeat(2)
     def test_check_support_tsan(self):
-        if not self.is_hmos():
+        if not self.is_ohos():
             assert True
             return
         assert not check_shell(f"shell ls -d system/lib64/libclang_rt.tsan.so", "No such file or directory")
@@ -170,25 +170,6 @@ class TestCommonSupport:
     def test_check_hilog_not_support_options(self):
         assert check_shell(f"shell hilog -v xxx", "Invalid argument")
 
-    @pytest.mark.L0
-    @pytest.mark.repeat(2)
-    def test_check_support_screenrecorder(self):
-        if not self.is_hmos():
-            assert True
-            return
-        prefix = "hua"
-        check_shell(f"shell aa start -b com.{prefix}wei.hmos.screenrecorder"
-                    f" -a com.{prefix}wei.hmos.screenrecorder.ServiceExtAbility"
-                    f" --ps 'CustomizedFileName' 'test.mp4'")
-        time.sleep(2)
-        assert check_shell(f"shell mediatool query test.xxx", "The displayName format is not correct!")
-        assert not check_shell(f"shell mediatool query testxxx.mp4", "The displayName format is not correct!")
-        result = get_shell_result(f"shell mediatool query test.mp4 -u")
-        assert "test.mp4" in result and "file://media" in result
-
-        check_shell(f"shell aa start -b com.{prefix}wei.hmos.screenrecorder "
-                    f"-a com.{prefix}wei.hmos.screenrecorder.ServiceExtAbility")
-
     @pytest.mark.L0
     @pytest.mark.repeat(2)
     def test_check_track_jpid(self):