diff --git a/README_zh.md b/README_zh.md
index aac0d301a262117da9d8e2a579f8489dddda63a2..90fdc1c5f92764e84066dba6405d82de6d5c5937 100755
--- a/README_zh.md
+++ b/README_zh.md
@@ -878,6 +878,16 @@ reports/platform_log_xxxx_xx_xx_xx_xx_xx.log
 reports/latest
 ```
 
+##### 安装
+1. 安装测试框架
+./install.sh
+
+2. 更新环境变量
+source ~/.bashrc
+
+3. 启用测试框架
+ohtest
+
 ### 涉及仓
 
 [test\_xdevice](https://gitee.com/openharmony/test_xdevice/blob/master/README_zh.md)
diff --git a/install.sh b/install.sh
new file mode 100755
index 0000000000000000000000000000000000000000..490d515275117966c2cb91e0be37115025223e54
--- /dev/null
+++ b/install.sh
@@ -0,0 +1,28 @@
+#! /bin/bash
+#
+# Copyright (c) 2020 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+sudo cp ohtest /usr/bin/
+
+if cat ~/.bashrc | grep "DEVTESTDIR" > /dev/null
+then
+	echo "DEVTESTDIR exist"
+fi
+
+sed -i "/DEVTESTDIR/d" ~/.bashrc
+
+testdir=$(cd $(dirname $0);pwd)
+testparam="export DEVTESTDIR="$testdir
+echo $testparam >> ~/.bashrc
\ No newline at end of file
diff --git a/ohtest b/ohtest
new file mode 100755
index 0000000000000000000000000000000000000000..a1b32fcb569a7990392573d32a488738aa6b46b8
--- /dev/null
+++ b/ohtest
@@ -0,0 +1,32 @@
+#!/usr/bin/python
+#
+# Copyright (c) 2020 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+import os
+import sys
+
+print(os.getcwd())
+
+if "DEVTESTDIR" in os.environ:
+    homedir = os.environ["DEVTESTDIR"]
+    os.chdir(homedir)
+    print(os.getcwd())
+    cmd = "./start.sh"
+    for index in range (1, len(sys.argv)):
+        cmd += " " + sys.argv[index]
+    print(cmd)
+    os.system(cmd)
+else:
+    print("no DEVTESTDIR!!")
\ No newline at end of file
diff --git a/src/core/command/display.py b/src/core/command/display.py
index 8ce6bcc09439cfdb5ba5b2f61bdcbd0efedc37ee..aa74b4b08510b7fdc16494f971ad0dc629f6ef4d 100755
--- a/src/core/command/display.py
+++ b/src/core/command/display.py
@@ -104,8 +104,8 @@ usage: run [-p PRODUCTFORM]
            [-tc TESTCASE]
            [-tl TESTLEVEL]
            [-repeat NUMBER]
-           [-thl]
-           [-thr HISCOMMAND-INDEX]
+           [-hl]
+           [-rh HISCOMMAND-INDEX]
            [-retry]
 
 optional arguments:
@@ -122,10 +122,10 @@ optional arguments:
   -tc TESTCASE, --testcase TESTCASE
                         Specify test case
   -tl TESTLEVEL, --testlevel TESTLEVEL
-  -repeat NUMBER, --repeat NUMBER
+  --repeat NUMBER
   -hl, --hisotrylist
   -rh INDEX, --runhistory INDEX
-  -retry
+  --retry
 
 Examples:
     run -t UT
@@ -137,14 +137,14 @@ Examples:
 AAFwkBaseTest.*
     run -t UT -ss aafwk -tm base_test -ts base_test -tc \
 AAFwkBaseTest.object_test_001
-    run -t UT -ss aafwk -tm base_test -repeat 3
+    run -t UT -ss aafwk -tm base_test --repeat 3
     run -t MST
     ...
     run -t ALL
     ...
     run -hl
     run -rh 1
-    run -retry
+    run --retry
     run -t ACTS -ss arkui,ability -ts ActsAceEtsTest;ActsAceEtsStTest;ActsApiTest
 """
 
diff --git a/src/core/command/run.py b/src/core/command/run.py
index 2aafa04d781b3cbbcfb056ac6c567d08e26cbfab..bc078c2207a116ca0c00ebececb3534ddd4cade9 100755
--- a/src/core/command/run.py
+++ b/src/core/command/run.py
@@ -100,7 +100,8 @@ class Run(object):
             "command": command,
             "options": options
         }
-        if not ("-thl" in options.current_raw_cmd or "-thr" in options.current_raw_cmd):
+        if not ("-hl" in options.current_raw_cmd or "-rh" in options.current_raw_cmd \
+            or "--retry" in options.current_raw_cmd):
             need_record_history = True
 
         #打印历史记录