diff --git a/LICENSE b/LICENSE
old mode 100755
new mode 100644
diff --git a/OAT.xml b/OAT.xml
index 80382a0..df7d4c2 100644
--- a/OAT.xml
+++ b/OAT.xml
@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!-- Copyright (c) 2021 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
diff --git a/README.md b/README.md
old mode 100755
new mode 100644
diff --git a/README_zh.md b/README_zh.md
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/BUILD.gn b/frameworks/i18n/BUILD.gn
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/i18n.dat b/frameworks/i18n/i18n.dat
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/include/data_resource.h b/frameworks/i18n/include/data_resource.h
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/include/date_time_data.h b/frameworks/i18n/include/date_time_data.h
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/include/date_time_format_impl.h b/frameworks/i18n/include/date_time_format_impl.h
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/include/number_data.h b/frameworks/i18n/include/number_data.h
old mode 100755
new mode 100644
index 0967485..98d1077
--- a/frameworks/i18n/include/number_data.h
+++ b/frameworks/i18n/include/number_data.h
@@ -99,7 +99,7 @@ private:
 };
 
 enum EPercentLocation {
-    UNKOWN = 0,
+    UNKNOWN = 0,
     LEFT = 1,
     RIGHT = 2
 };
diff --git a/frameworks/i18n/include/number_format_impl.h b/frameworks/i18n/include/number_format_impl.h
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/include/plural_format_impl.h b/frameworks/i18n/include/plural_format_impl.h
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/include/plural_rules.h b/frameworks/i18n/include/plural_rules.h
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/include/str_util.h b/frameworks/i18n/include/str_util.h
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/src/data_resource.cpp b/frameworks/i18n/src/data_resource.cpp
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/src/date_time_data.cpp b/frameworks/i18n/src/date_time_data.cpp
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/src/date_time_format.cpp b/frameworks/i18n/src/date_time_format.cpp
old mode 100755
new mode 100644
index df4568d..8fb259f
--- a/frameworks/i18n/src/date_time_format.cpp
+++ b/frameworks/i18n/src/date_time_format.cpp
@@ -24,7 +24,7 @@ using namespace std;
 /**
  * construct a DateTimeFormat object with request pattern and locale.
  * now we only support patterns defined in AvailableDateTimeFormatPatterns.
- * locale, locale information to retrive datetime resource form icu data.
+ * locale, locale information to retrieve datetime resource form icu data.
  */
 DateTimeFormat::DateTimeFormat(AvailableDateTimeFormatPattern requestPattern, const LocaleInfo &locale)
 {
diff --git a/frameworks/i18n/src/date_time_format_impl.cpp b/frameworks/i18n/src/date_time_format_impl.cpp
old mode 100755
new mode 100644
index 62a153c..93d7747
--- a/frameworks/i18n/src/date_time_format_impl.cpp
+++ b/frameworks/i18n/src/date_time_format_impl.cpp
@@ -24,7 +24,7 @@ using namespace std;
 /**
  * construct a DateTimeFormat object with request pattern and locale.
  * now we only support patterns defined in AvailableDateTimeFormatPatterns.
- * locale, locale information to retrive datetime resource form icu data.
+ * locale, locale information to retrieve datetime resource form icu data.
  */
 DateTimeFormatImpl::DateTimeFormatImpl(AvailableDateTimeFormatPattern requestPattern, const LocaleInfo &locale)
 {
diff --git a/frameworks/i18n/src/locale_info.cpp b/frameworks/i18n/src/locale_info.cpp
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/src/number_data.cpp b/frameworks/i18n/src/number_data.cpp
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/src/number_format.cpp b/frameworks/i18n/src/number_format.cpp
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/src/number_format_impl.cpp b/frameworks/i18n/src/number_format_impl.cpp
old mode 100755
new mode 100644
index 74496af..be9393e
--- a/frameworks/i18n/src/number_format_impl.cpp
+++ b/frameworks/i18n/src/number_format_impl.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 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
@@ -288,9 +288,9 @@ void NumberFormatImpl::AddGroup(char *targetAndSource[], const int len[], const
         return;
     }
     char *target = targetAndSource[0]; // use array to store target and source string, first is target string
-    int targetLen = len[0]; // use array to store target length and source length, first is target legnth
+    int targetLen = len[0]; // use array to store target length and source length, first is target length
     char *source = targetAndSource[1]; // use array to store target and source string, second is source string
-    int sourceLen = len[1]; // use array to store target length and source length, second is source legnth
+    int sourceLen = len[1]; // use array to store target length and source length, second is source length
     int isTwoGroup = len[2]; // 2 is the index of group info
     int intLen = sourceLen - decLen;
     int addIndex = 0;
diff --git a/frameworks/i18n/src/plural_format.cpp b/frameworks/i18n/src/plural_format.cpp
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/src/plural_format_impl.cpp b/frameworks/i18n/src/plural_format_impl.cpp
old mode 100755
new mode 100644
index b94bf98..7a85ca4
--- a/frameworks/i18n/src/plural_format_impl.cpp
+++ b/frameworks/i18n/src/plural_format_impl.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021 Huawei Device Co., Ltd.
+ * Copyright (c) 2021-2022 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
@@ -178,8 +178,6 @@ bool PluralFormatImpl::ParseDecimalRule(const std::string &rule, const int ruleS
             // the final result should be true.
             } else if (nextSymbolIndex >= ruleSize) {
                 return true;
-            } else {
-                // do nothing
             }
         } else {
             // If next symbol is or and current result or temp result is false, skip to next formula.
@@ -194,8 +192,6 @@ bool PluralFormatImpl::ParseDecimalRule(const std::string &rule, const int ruleS
             } else if ((nextSymbolIndex >= ruleSize) &&
                         !ParseDecimalFormula(rule, ruleSize, i, numberInfo, numberInfoSize)) {
                 tempResult = false;
-            } else {
-                // do nothing
             }
         }
     }
@@ -264,8 +260,6 @@ bool PluralFormatImpl::ParseRule(const std::string &rule, const int ruleSize, co
             // the final result should be true.
             } else if (nextSymbolIndex >= ruleSize) {
                 return true;
-            } else {
-                // do nothing
             }
         } else {
             // If next symbol is or and current result or temp result is false, skip to next formula.
@@ -279,8 +273,6 @@ bool PluralFormatImpl::ParseRule(const std::string &rule, const int ruleSize, co
                 tempResult = false;
             } else if ((nextSymbolIndex >= ruleSize) && !ParseFormula(rule, ruleSize, i, number)) {
                 tempResult = false;
-            } else {
-                // do nothing
             }
         }
     }
diff --git a/frameworks/i18n/src/plural_rules.cpp b/frameworks/i18n/src/plural_rules.cpp
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/src/str_util.cpp b/frameworks/i18n/src/str_util.cpp
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/test/BUILD.gn b/frameworks/i18n/test/BUILD.gn
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/test/unittest/lite/common/i18n_test.cpp b/frameworks/i18n/test/unittest/lite/common/i18n_test.cpp
old mode 100755
new mode 100644
diff --git a/frameworks/i18n/test/unittest/lite/common/i18n_test.h b/frameworks/i18n/test/unittest/lite/common/i18n_test.h
old mode 100755
new mode 100644
diff --git a/interfaces/kits/i18n/include/date_time_format.h b/interfaces/kits/i18n/include/date_time_format.h
old mode 100755
new mode 100644
index 074a2c1..9343fc2
--- a/interfaces/kits/i18n/include/date_time_format.h
+++ b/interfaces/kits/i18n/include/date_time_format.h
@@ -161,7 +161,7 @@ public:
     *   and <b>ab:cd</b> indicates <b>hour:minute</b>.
     * @param appendTo Used to save the formatting result.
     * @param status Indicates the formatting status.
-    * @return Returns 1 or -1 if am/pm markers should be put at the begining or end of the returned string when we call
+    * @return Returns 1 or -1 if am/pm markers should be put at the beginning or end of the returned string when we call
     *   format with HOUR12_MINUTE_SECOND, returns 0 if no am/pm markers should be added.
     */
     int8_t Get12HourTimeWithoutAmpm(const time_t &cal, const std::string &zoneInfo,
diff --git a/interfaces/kits/i18n/include/locale_info.h b/interfaces/kits/i18n/include/locale_info.h
old mode 100755
new mode 100644
diff --git a/interfaces/kits/i18n/include/number_format.h b/interfaces/kits/i18n/include/number_format.h
old mode 100755
new mode 100644
diff --git a/interfaces/kits/i18n/include/plural_format.h b/interfaces/kits/i18n/include/plural_format.h
old mode 100755
new mode 100644
diff --git a/interfaces/kits/i18n/include/types.h b/interfaces/kits/i18n/include/types.h
old mode 100755
new mode 100644
diff --git a/interfaces/kits/i18n/include/week_info.h b/interfaces/kits/i18n/include/week_info.h
index d171062..9cf43a7 100644
--- a/interfaces/kits/i18n/include/week_info.h
+++ b/interfaces/kits/i18n/include/week_info.h
@@ -36,9 +36,9 @@ public:
     virtual ~WeekInfo() = default;
 
     /**
-    * @brief Get the index of the begining day of a week.
+    * @brief Get the index of the beginning day of a week.
     *
-    * @return Returns the index of the begining day of a week, 1 stands for Sunday and 7 stands for Saturday
+    * @return Returns the index of the beginning day of a week, 1 stands for Sunday and 7 stands for Saturday
     */
     uint8_t GetFirstDayOfWeek();
 
@@ -50,9 +50,9 @@ public:
     uint8_t GetMinimalDaysInFirstWeek();
 
     /**
-    * @brief Get the index of the begining day of weekend.
+    * @brief Get the index of the beginning day of weekend.
     *
-    * @return Returns the index of the begining day of weekend, 1 stands for Sunday and 7 stands for Saturday
+    * @return Returns the index of the beginning day of weekend, 1 stands for Sunday and 7 stands for Saturday
     */
     uint8_t GetFirstDayOfWeekend();
 
diff --git a/interfaces/kits/js/builtin/BUILD.gn b/interfaces/kits/js/builtin/BUILD.gn
old mode 100755
new mode 100644
diff --git a/interfaces/kits/js/builtin/CMakeLists.txt b/interfaces/kits/js/builtin/CMakeLists.txt
old mode 100755
new mode 100644
diff --git a/interfaces/kits/js/builtin/include/locale_module.h b/interfaces/kits/js/builtin/include/locale_module.h
old mode 100755
new mode 100644
diff --git a/interfaces/kits/js/builtin/src/locale_module.cpp b/interfaces/kits/js/builtin/src/locale_module.cpp
old mode 100755
new mode 100644
diff --git a/tools/i18n-dat-tool/pom.xml b/tools/i18n-dat-tool/pom.xml
index dd9b863..ccba60b 100644
--- a/tools/i18n-dat-tool/pom.xml
+++ b/tools/i18n-dat-tool/pom.xml
@@ -22,7 +22,6 @@
   <version>1.0</version>
 
   <name>lite-data-tool</name>
-  <!-- FIXME change it to the project's website -->
   <url>http://www.example.com</url>
 
   <properties>
diff --git a/tools/i18n-dat-tool/src/main/java/ohos/global/i18n/DataFetcher.java b/tools/i18n-dat-tool/src/main/java/ohos/global/i18n/DataFetcher.java
index 95e92ce..e111494 100644
--- a/tools/i18n-dat-tool/src/main/java/ohos/global/i18n/DataFetcher.java
+++ b/tools/i18n-dat-tool/src/main/java/ohos/global/i18n/DataFetcher.java
@@ -136,7 +136,7 @@ public class DataFetcher {
      * If a locale's data equals to its fallback's data, this locale is excluded
      * if a meta data of a locale equals to its fallback's data, this meta data is excluded
      * validLocales keep track of how many locales will be available in dat file.
-     * count indicates how many metaData in total will be availabe in dat file.
+     * count indicates how many metaData in total will be available in dat file.
      *
      * @return Total number of meta data count
      */