diff --git a/app/src/main/res/values-es-rES/strings.xml b/app/src/main/res/values-es-rES/strings.xml
index b2747bca2..53f690b1b 100644
--- a/app/src/main/res/values-es-rES/strings.xml
+++ b/app/src/main/res/values-es-rES/strings.xml
@@ -913,6 +913,17 @@
     <string name="expand_text_menu">展开文本选择菜单</string>
     <string name="book_tree_uri_t">书籍保存位置</string>
     <string name="book_tree_uri_s">从其它应用打开的书籍保存位置</string>
+    <string name="select_book_folder">选择保存书籍的文件夹</string>
+    <string name="user_agent">用户代理</string>
     <string name="bg_alpha">背景透明度</string>
 
+    <!-- check source config string -->
+    <string name="check_source_config">校验设置</string>
+    <string name="check_source_item">校验项目</string>
+    <string name="check_source_timeout">单个书源校验超时(秒)</string>
+    <string name="timeout">超时</string>
+    <string name="seconds">秒</string>
+    <string name="less_than">小于</string>
+    <string name="check_source_config_summary">校验超时: %1$s秒\n校验项目:%2$s</string>
+    <!-- string end -->
 </resources>
diff --git a/app/src/main/res/values-ja-rJP/strings.xml b/app/src/main/res/values-ja-rJP/strings.xml
index 42a11b401..66a04489d 100644
--- a/app/src/main/res/values-ja-rJP/strings.xml
+++ b/app/src/main/res/values-ja-rJP/strings.xml
@@ -916,6 +916,17 @@
     <string name="expand_text_menu">展开文本选择菜单</string>
     <string name="book_tree_uri_t">书籍保存位置</string>
     <string name="book_tree_uri_s">从其它应用打开的书籍保存位置</string>
+    <string name="select_book_folder">选择保存书籍的文件夹</string>
+    <string name="user_agent">用户代理</string>
     <string name="bg_alpha">背景透明度</string>
 
+    <!-- check source config string -->
+    <string name="check_source_config">校验设置</string>
+    <string name="check_source_item">校验项目</string>
+    <string name="check_source_timeout">单个书源校验超时(秒)</string>
+    <string name="timeout">超时</string>
+    <string name="seconds">秒</string>
+    <string name="less_than">小于</string>
+    <string name="check_source_config_summary">校验超时: %1$s秒\n校验项目:%2$s</string>
+    <!-- string end -->
 </resources>
diff --git a/app/src/main/res/values-pt-rBR/strings.xml b/app/src/main/res/values-pt-rBR/strings.xml
index 79f653394..cefb2c80f 100644
--- a/app/src/main/res/values-pt-rBR/strings.xml
+++ b/app/src/main/res/values-pt-rBR/strings.xml
@@ -916,6 +916,17 @@
     <string name="expand_text_menu">展开文本选择菜单</string>
     <string name="book_tree_uri_t">书籍保存位置</string>
     <string name="book_tree_uri_s">从其它应用打开的书籍保存位置</string>
+    <string name="select_book_folder">选择保存书籍的文件夹</string>
+    <string name="user_agent">用户代理</string>
     <string name="bg_alpha">背景透明度</string>
 
+    <!-- check source config string -->
+    <string name="check_source_config">校验设置</string>
+    <string name="check_source_item">校验项目</string>
+    <string name="check_source_timeout">单个书源校验超时(秒)</string>
+    <string name="timeout">超时</string>
+    <string name="seconds">秒</string>
+    <string name="less_than">小于</string>
+    <string name="check_source_config_summary">校验超时: %1$s秒\n校验项目:%2$s</string>
+    <!-- string end -->
 </resources>
diff --git a/app/src/main/res/values-zh-rHK/strings.xml b/app/src/main/res/values-zh-rHK/strings.xml
index b3759c663..5530eaf69 100644
--- a/app/src/main/res/values-zh-rHK/strings.xml
+++ b/app/src/main/res/values-zh-rHK/strings.xml
@@ -913,6 +913,17 @@
     <string name="expand_text_menu">展开文本选择菜单</string>
     <string name="book_tree_uri_t">书籍保存位置</string>
     <string name="book_tree_uri_s">从其它应用打开的书籍保存位置</string>
+    <string name="select_book_folder">选择保存书籍的文件夹</string>
+    <string name="user_agent">用户代理</string>
     <string name="bg_alpha">背景透明度</string>
 
+    <!-- check source config string -->
+    <string name="check_source_config">校验设置</string>
+    <string name="check_source_item">校验项目</string>
+    <string name="check_source_timeout">单个书源校验超时(秒)</string>
+    <string name="timeout">超时</string>
+    <string name="seconds">秒</string>
+    <string name="less_than">小于</string>
+    <string name="check_source_config_summary">校验超时: %1$s秒\n校验项目:%2$s</string>
+    <!-- string end -->
 </resources>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index 5f4e69d82..5b0771e41 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -915,6 +915,17 @@
     <string name="search_content_size">搜尋結果</string>
     <string name="book_tree_uri_t">書籍儲存位置</string>
     <string name="book_tree_uri_s">從其它應用程式打開的書籍儲存位置</string>
+    <string name="select_book_folder">选择保存书籍的文件夹</string>
+    <string name="user_agent">用户代理</string>
     <string name="bg_alpha">背景透明度</string>
 
+    <!-- check source config string -->
+    <string name="check_source_config">校验设置</string>
+    <string name="check_source_item">校验项目</string>
+    <string name="check_source_timeout">单个书源校验超时(秒)</string>
+    <string name="timeout">超时</string>
+    <string name="seconds">秒</string>
+    <string name="less_than">小于</string>
+    <string name="check_source_config_summary">校验超时: %1$s秒\n校验项目:%2$s</string>
+    <!-- string end -->
 </resources>
diff --git a/app/src/main/res/values-zh/strings.xml b/app/src/main/res/values-zh/strings.xml
index 5df8c8f4a..d6ae50690 100644
--- a/app/src/main/res/values-zh/strings.xml
+++ b/app/src/main/res/values-zh/strings.xml
@@ -915,6 +915,17 @@
     <string name="expand_text_menu">展开文本选择菜单</string>
     <string name="book_tree_uri_t">书籍保存位置</string>
     <string name="book_tree_uri_s">从其它应用打开的书籍保存位置</string>
+    <string name="select_book_folder">选择保存书籍的文件夹</string>
+    <string name="user_agent">用户代理</string>
     <string name="bg_alpha">背景透明度</string>
 
+    <!-- check source config string -->
+    <string name="check_source_config">校验设置</string>
+    <string name="check_source_item">校验项目</string>
+    <string name="check_source_timeout">单个书源校验超时(秒)</string>
+    <string name="timeout">超时</string>
+    <string name="seconds">秒</string>
+    <string name="less_than">小于</string>
+    <string name="check_source_config_summary">校验超时: %1$s秒\n校验项目:%2$s</string>
+    <!-- string end -->
 </resources>