diff --git a/Tester/Brook.py b/Tester/Brook.py
index 3910f79..801aadf 100644
--- a/Tester/Brook.py
+++ b/Tester/Brook.py
@@ -5,7 +5,7 @@ import copy
 import itertools
 from Builder import Brook
 from Utils.Logger import logger
-from Utils.Test import Settings
+from Utils.Tester import Settings
 from Utils.Process import Process
 from Utils.Common import hostFormat, genFlag, getAvailablePort
 
diff --git a/Tester/Hysteria.py b/Tester/Hysteria.py
index a1f493e..475d6d7 100644
--- a/Tester/Hysteria.py
+++ b/Tester/Hysteria.py
@@ -6,7 +6,7 @@ import json
 import itertools
 from Builder import Hysteria
 from Utils.Logger import logger
-from Utils.Test import Settings
+from Utils.Tester import Settings
 from Utils.Process import Process
 from Utils.Constant import hysteriaProtocols
 from Utils.Common import hostFormat, genFlag, getAvailablePort
diff --git a/Tester/Plugin.py b/Tester/Plugin.py
index 7907ac6..e04abb8 100644
--- a/Tester/Plugin.py
+++ b/Tester/Plugin.py
@@ -5,7 +5,7 @@ import os
 import re
 import json
 from Utils.Logger import logger
-from Utils.Test import Settings
+from Utils.Tester import Settings
 from Utils.Process import Process
 from Utils.Constant import Plugins
 from Utils.Common import genFlag, hostFormat, getAvailablePort
diff --git a/Tester/Shadowsocks.py b/Tester/Shadowsocks.py
index 846a513..066d17c 100644
--- a/Tester/Shadowsocks.py
+++ b/Tester/Shadowsocks.py
@@ -8,7 +8,7 @@ import itertools
 from Tester import Plugin
 from Builder import Shadowsocks
 from Utils.Logger import logger
-from Utils.Test import Settings
+from Utils.Tester import Settings
 from Utils.Process import Process
 from Utils.Common import md5Sum, genFlag, getAvailablePort
 from Utils.Constant import PathEnv, ssMethods, ssAllMethods, mbedtlsMethods
diff --git a/Tester/ShadowsocksR.py b/Tester/ShadowsocksR.py
index 38d8851..c3f5ab4 100644
--- a/Tester/ShadowsocksR.py
+++ b/Tester/ShadowsocksR.py
@@ -5,7 +5,7 @@ import os
 import json
 from Builder import ShadowsocksR
 from Utils.Logger import logger
-from Utils.Test import Settings
+from Utils.Tester import Settings
 from Utils.Process import Process
 from Utils.Common import genFlag, getAvailablePort
 from Utils.Constant import ssrMethods, ssrProtocols, ssrObfuscations
diff --git a/Tester/Trojan.py b/Tester/Trojan.py
index a1b4602..6d102a7 100644
--- a/Tester/Trojan.py
+++ b/Tester/Trojan.py
@@ -6,7 +6,7 @@ import json
 from Tester import Xray
 from Builder import Trojan
 from Utils.Logger import logger
-from Utils.Test import Settings
+from Utils.Tester import Settings
 from Utils.Process import Process
 from Utils.Constant import xtlsFlows
 from Utils.Common import md5Sum, genFlag, getAvailablePort
diff --git a/Tester/TrojanGo.py b/Tester/TrojanGo.py
index 18dbf50..d961c65 100644
--- a/Tester/TrojanGo.py
+++ b/Tester/TrojanGo.py
@@ -6,7 +6,7 @@ import json
 from Tester import Plugin
 from Builder import TrojanGo
 from Utils.Logger import logger
-from Utils.Test import Settings
+from Utils.Tester import Settings
 from Utils.Process import Process
 from Utils.Constant import trojanGoMethods
 from Utils.Common import md5Sum, genFlag, getAvailablePort
diff --git a/Tester/V2ray.py b/Tester/V2ray.py
index c4a8617..16d0dc7 100644
--- a/Tester/V2ray.py
+++ b/Tester/V2ray.py
@@ -3,8 +3,8 @@
 
 import copy
 import itertools
-from Utils.Test import Settings
 from Utils.Common import genFlag
+from Utils.Tester import Settings
 from Utils.Constant import quicMethods, udpObfuscations
 
 httpConfig = {
diff --git a/Tester/VLESS.py b/Tester/VLESS.py
index f39c431..880695c 100644
--- a/Tester/VLESS.py
+++ b/Tester/VLESS.py
@@ -6,7 +6,7 @@ import json
 from Tester import Xray
 from Builder import VLESS
 from Utils.Logger import logger
-from Utils.Test import Settings
+from Utils.Tester import Settings
 from Utils.Process import Process
 from Utils.Constant import xtlsFlows
 from Utils.Common import md5Sum, genUUID, getAvailablePort
diff --git a/Tester/VMess.py b/Tester/VMess.py
index 8d9af17..20daa92 100644
--- a/Tester/VMess.py
+++ b/Tester/VMess.py
@@ -7,7 +7,7 @@ import itertools
 from Tester import V2ray
 from Builder import VMess
 from Utils.Logger import logger
-from Utils.Test import Settings
+from Utils.Tester import Settings
 from Utils.Process import Process
 from Utils.Constant import PathEnv, vmessMethods
 from Utils.Common import md5Sum, genUUID, getAvailablePort
diff --git a/Tester/Xray.py b/Tester/Xray.py
index abd167b..544994e 100644
--- a/Tester/Xray.py
+++ b/Tester/Xray.py
@@ -4,8 +4,8 @@
 import copy
 import itertools
 from Tester import V2ray
-from Utils.Test import Settings
 from Utils.Common import genFlag
+from Utils.Tester import Settings
 from Utils.Constant import xtlsFlows, quicMethods, udpObfuscations
 
 loadConfig = V2ray.loadConfig
diff --git a/Utils/Test.py b/Utils/Tester.py
similarity index 96%
rename from Utils/Test.py
rename to Utils/Tester.py
index 6c7c071..31c9ffd 100644
--- a/Utils/Test.py
+++ b/Utils/Tester.py
@@ -119,7 +119,7 @@ def runTest(testInfo: dict, testUrl: str, testSelect: set or None, delay: int =
         testInfo['client'].quit()
         testInfo['server'].quit()
         logger.warning('[%s] Client info' % testId)
-        logger.error('[%(id)s-server]\n▲ CMD => %(cmd)s\n▲ ENV => %(env)s\n▲ FILE => %(file)s\n%(output)s' % {
+        logger.error('[%(id)s-server]\n⬤ CMD => %(cmd)s\n⬤ ENV => %(env)s\n⬤ FILE => %(file)s\n%(output)s' % {
             'id': testId,
             'cmd': testInfo['client'].cmd,
             'env': testInfo['client'].env,
@@ -127,7 +127,7 @@ def runTest(testInfo: dict, testUrl: str, testSelect: set or None, delay: int =
             'output': '-' * 96 + '\n' + testInfo['client'].output + '-' * 96,
         })
         logger.warning('[%s] Server info' % testId)
-        logger.error('[%(id)s-client]\n▲ CMD => %(cmd)s\n▲ ENV => %(env)s\n▲ FILE => %(file)s\n%(output)s' % {
+        logger.error('[%(id)s-client]\n⬤ CMD => %(cmd)s\n⬤ ENV => %(env)s\n⬤ FILE => %(file)s\n%(output)s' % {
             'id': testId,
             'cmd': testInfo['server'].cmd,
             'env': testInfo['server'].env,
diff --git a/main.py b/main.py
index c1f7470..61ab223 100755
--- a/main.py
+++ b/main.py
@@ -51,7 +51,7 @@ if len(inputArgs) != 0 and inputArgs[0].lower() == 'test':  # test mode
 else:
     mainArgs = mainArgParse(inputArgs)
     if mainArgs.version:  # output version and exit
-        print('ProxyC version -> %s' % Constant.Version)
+        print('ProxyC version %s' % Constant.Version)
         sys.exit(0)
     Constant.LogLevel = mainArgs.log  # overwrite global options
     Constant.DnsServer = mainArgs.dns
@@ -67,7 +67,7 @@ from Utils.Check import Check
 from Utils import DnsProxy
 from Utils.Logger import logger
 from Utils.Manager import Manager
-from Utils.Test import Test, loadBind, loadCert
+from Utils.Tester import Test, loadBind, loadCert
 from concurrent.futures import ThreadPoolExecutor