diff --git a/Source/InputMethodController.mm b/Source/InputMethodController.mm
index fce56c1b..f76afc19 100644
--- a/Source/InputMethodController.mm
+++ b/Source/InputMethodController.mm
@@ -1424,11 +1424,11 @@ NS_INLINE size_t max(size_t a, size_t b) { return a > b ? a : b; }
         [self _hideTooltip];
     }
     else if (length == 1) {
-        NSString *messsage = [NSString stringWithFormat:NSLocalizedString(@"You are now selecting \"%@\". You can add a phrase with two or more characters.", @""), text];
+        NSString *messsage = [NSString stringWithFormat:NSLocalizedString(@"\"%@\" length must ≥ 2 for a user phrase.", @""), text];
         [self _showTooltip:messsage client:client];
     }
     else {
-        NSString *messsage = [NSString stringWithFormat:NSLocalizedString(@"You are now selecting \"%@\". Press enter to add a new phrase.", @""), text];
+        NSString *messsage = [NSString stringWithFormat:NSLocalizedString(@"\"%@\" selected. ENTER to add user phrase.", @""), text];
         [self _showTooltip:messsage client:client];
     }
 }
diff --git a/Source/PreferencesModule.swift b/Source/PreferencesModule.swift
index 51d55a78..718ea55a 100644
--- a/Source/PreferencesModule.swift
+++ b/Source/PreferencesModule.swift
@@ -281,9 +281,9 @@ struct ComposingBufferSize {
             case .duplicatedCharacters:
                 return NSLocalizedString("There should not be duplicated keys.", comment: "")
             case .tooShort:
-                return NSLocalizedString("The length of your candidate keys can not be less than 4 characters.", comment: "")
+                return NSLocalizedString("Please specify at least 4 candidate keys.", comment: "")
             case .tooLong:
-                return NSLocalizedString("The length of your candidate keys can not be larger than 15 characters.", comment: "")
+                return NSLocalizedString("Maximum 15 candidate keys allowed.", comment: "")
             }
         }
 
diff --git a/Source/en.lproj/Localizable.strings b/Source/en.lproj/Localizable.strings
index 0504f283..31e4e6b3 100644
--- a/Source/en.lproj/Localizable.strings
+++ b/Source/en.lproj/Localizable.strings
@@ -25,13 +25,13 @@
 "Please check the permission of at \"%@\"." = "Please check the permission of at \"%@\".";
 "Edit Excluded Phrases" = "Edit Excluded Phrases";
 "Use Half-Width Punctuations" = "Use Half-Width Punctuations";
-"You are now selecting \"%@\". You can add a phrase with two or more characters." = "You are now selecting \"%@\". You can add a phrase with two or more characters.";
-"You are now selecting \"%@\". Press enter to add a new phrase." = "You are now selecting \"%@\". Press enter to add a new phrase.";
+"\"%@\" length must ≥ 2 for a user phrase." = "\"%@\" length must ≥ 2 for a user phrase.";
+"\"%@\" selected. ENTER to add user phrase." = "\"%@\" selected. ENTER to add user phrase.";
 "Edit Phrase Replacement Table" = "Edit Phrase Replacement Table";
 "Use Phrase Replacement" = "Use Phrase Replacement";
 "Candidates keys cannot be empty." = "Candidates keys cannot be empty.";
 "Candidate keys can only contain ASCII characters like alphanumerals." = "Candidate keys can only contain ASCII characters like alphanumerals.";
 "Candidate keys cannot contain space." = "Candidate keys cannot contain space.";
 "There should not be duplicated keys." = "There should not be duplicated keys.";
-"The length of your candidate keys can not be less than 4 characters." = "The length of your candidate keys can not be less than 4 characters.";
-"The length of your candidate keys can not be larger than 15 characters." = "The length of your candidate keys can not be larger than 15 characters.";
+"Please specify at least 4 candidate keys." = "Please specify at least 4 candidate keys.";
+"Maximum 15 candidate keys allowed." = "Maximum 15 candidate keys allowed.";
diff --git a/Source/zh-Hans.lproj/Localizable.strings b/Source/zh-Hans.lproj/Localizable.strings
index 66ee7996..ed319283 100644
--- a/Source/zh-Hans.lproj/Localizable.strings
+++ b/Source/zh-Hans.lproj/Localizable.strings
@@ -25,13 +25,13 @@
 "Please check the permission of at \"%@\"." = "请检查此处的存取权限：\"%@\".";
 "Edit Excluded Phrases" = "编辑要滤除的语汇";
 "Use Half-Width Punctuations" = "啟用半角標點輸出";
-"You are now selecting \"%@\". You can add a phrase with two or more characters." = "您目前选择了「%@」。请选择至少两个字，才能将其加入自订语汇。";
-"You are now selecting \"%@\". Press enter to add a new phrase." = "您目前选择了「%@」。按下 Enter 就可以加入到自订语汇中。";
+"\"%@\" length must ≥ 2 for a user phrase." = "「%@」字数不足以自订语汇。";
+"\"%@\" selected. ENTER to add user phrase." = "「%@」敲 Enter 添入自订语汇。";
 "Edit Phrase Replacement Table" = "编辑语汇置换表";
 "Use Phrase Replacement" = "使用语汇置换";
 "Candidates keys cannot be empty." = "您必须指定选字键。";
 "Candidate keys can only contain ASCII characters like alphanumerals." = "选字键只能是英数等 ASCII 字符。";
 "Candidate keys cannot contain space." = "选字键不得包含空格。";
 "There should not be duplicated keys." = "选字键不得重复。";
-"The length of your candidate keys can not be less than 4 characters." = "请至少指定四个选字键。";
-"The length of your candidate keys can not be larger than 15 characters." = "选字键最多只能指定十五个。";
+"Please specify at least 4 candidate keys." = "请至少指定四个选字键。";
+"Maximum 15 candidate keys allowed." = "选字键最多只能指定十五个。";
diff --git a/Source/zh-Hant.lproj/Localizable.strings b/Source/zh-Hant.lproj/Localizable.strings
index b25c2356..1cdb5d72 100644
--- a/Source/zh-Hant.lproj/Localizable.strings
+++ b/Source/zh-Hant.lproj/Localizable.strings
@@ -25,13 +25,13 @@
 "Please check the permission of at \"%@\"." = "請檢查此處的存取權限：\"%@\".";
 "Edit Excluded Phrases" = "編輯要濾除的語彙";
 "Use Half-Width Punctuations" = "啟用半形標點輸出";
-"You are now selecting \"%@\". You can add a phrase with two or more characters." = "您目前選擇了「%@」。請選擇至少兩個字，才能將其加入自訂語彙。";
-"You are now selecting \"%@\". Press enter to add a new phrase." = "您目前選擇了「%@」。按下 Enter 就可以加入到自訂語彙中。";
+"\"%@\" length must ≥ 2 for a user phrase." = "「%@」字數不足以自訂語彙。";
+"\"%@\" selected. ENTER to add user phrase." = "「%@」敲 Enter 添入自訂語彙。";
 "Edit Phrase Replacement Table" = "編輯語彙置換表";
 "Use Phrase Replacement" = "使用語彙置換";
 "Candidates keys cannot be empty." = "您必須指定選字鍵。";
 "Candidate keys can only contain ASCII characters like alphanumerals." = "選字鍵只能是英數等 ASCII 字符。";
 "Candidate keys cannot contain space." = "選字鍵不得包含空格。";
 "There should not be duplicated keys." = "選字鍵不得重複。";
-"The length of your candidate keys can not be less than 4 characters." = "請至少指定四個選字鍵。";
-"The length of your candidate keys can not be larger than 15 characters." = "選字鍵最多只能指定十五個。";
+"Please specify at least 4 candidate keys." = "請至少指定四個選字鍵。";
+"Maximum 15 candidate keys allowed." = "選字鍵最多只能指定十五個。";