diff --git a/tools/install_dependency/src/deploy/deploy_command_line.py b/tools/install_dependency/src/deploy/deploy_command_line.py
index f2ebbc57acc8c7bd0bd496ba0434c1cd6a08fc80..9e3150503faf70e46272c30ea9babb40ed547b83 100644
--- a/tools/install_dependency/src/deploy/deploy_command_line.py
+++ b/tools/install_dependency/src/deploy/deploy_command_line.py
@@ -6,7 +6,7 @@ DEFAULT_YAML_PATH = "./machine.yaml"
 class CommandLine:
     yaml_path = DEFAULT_YAML_PATH
     iso_path = None
-    debug = False
+    silent = False
 
     @classmethod
     def add_options(cls, parser):
@@ -14,13 +14,15 @@ class CommandLine:
                             help="Assign yaml config file path. Default path is 'machine.yaml' in current directory.")
         parser.add_argument("-iso", action="store", dest="iso_path", default=None,
                             help="Assign prepared iso file path.")
-        parser.add_argument("--debug", action="store_true", dest="debug", default=False, help="Open debug log.")
+        parser.add_argument("--debug", action="store_true", dest="debug", default=True,
+                            help="Open debug log. Default is True.")
+        parser.add_argument("--silent", action="store_true", dest="silent", default=False, help="Close debug log.")
 
     @classmethod
     def process_args(cls, args):
         cls.yaml_path = args.yaml_path if args.yaml_path and args.yaml_path != "./" else DEFAULT_YAML_PATH
         cls.iso_path = args.iso_path
-        cls.debug = args.debug
+        cls.silent = args.silent
         return cls.yaml_path
 
 
diff --git a/tools/install_dependency/src/deploy_main.py b/tools/install_dependency/src/deploy_main.py
index 2393a78c1023e7149ca7cf838b5aba151417c80f..3069c2a731707684f6a9b93ce71c190c90999ca7 100644
--- a/tools/install_dependency/src/deploy_main.py
+++ b/tools/install_dependency/src/deploy_main.py
@@ -40,7 +40,7 @@ if __name__ == '__main__':
     try:
         process_command_line(program="deploy_tool", description="devkit-pipeline deploy_tool",
                              class_list=[CommandLine])
-        config_logging(CommandLine.debug)
+        config_logging(CommandLine.silent)
         config_dict = read_yaml_file(CommandLine.yaml_path)
 
         if CommandLine.iso_path:
diff --git a/tools/install_dependency/src/download/download_utils.py b/tools/install_dependency/src/download/download_utils.py
index 595180d83f069a154d7dc014a8504ec5c1051b74..72f1933262764fc896f9ce50be1a30d9a207fdb1 100644
--- a/tools/install_dependency/src/download/download_utils.py
+++ b/tools/install_dependency/src/download/download_utils.py
@@ -167,7 +167,7 @@ def download_dependence_file(shell_cmd, shell_dict):
               )
         raise OSError(f"download error occurs: {str(e)}")
 
-    if not os.path.isfile(save_path):
+    if not os.path.isfile(save_path) or not str(os.path.getsize(save_path)) == file_size:
         print(f"[ERROR] Download dependencies failed. "
               f"Please visit following url and download dependencies to default directory."
               f"\n\t{url_}"
diff --git a/tools/install_dependency/src/log.py b/tools/install_dependency/src/log.py
index 1f1fe3dca78e56e6dca38a082f1eb63b3a850e05..64af387fbca6db2ca018b08c64c91469481571b7 100644
--- a/tools/install_dependency/src/log.py
+++ b/tools/install_dependency/src/log.py
@@ -2,7 +2,7 @@ import logging
 import sys
 
 
-def config_logging(debug=False):
+def config_logging(silent=False):
     logger = logging.getLogger("install_dependency")
     logger.setLevel(logging.DEBUG)
 
@@ -12,7 +12,7 @@ def config_logging(debug=False):
         " %(message)s")
 
     handler = logging.StreamHandler(sys.stdout)
-    handler.setLevel(logging.DEBUG if debug else logging.INFO)
+    handler.setLevel(logging.INFO if silent else logging.DEBUG)
     handler.setFormatter(formatter)
 
     logger.addHandler(handler)