diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/AccountsPage.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/AccountsPage.java
index 75a35c4ac..fc0d57d2b 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/ui/AccountsPage.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/AccountsPage.java
@@ -38,6 +38,7 @@ import org.jackhuang.hmcl.game.HMCLMultiCharacterSelector;
 import org.jackhuang.hmcl.setting.Settings;
 import org.jackhuang.hmcl.task.Schedulers;
 import org.jackhuang.hmcl.task.Task;
+import org.jackhuang.hmcl.ui.construct.Validator;
 import org.jackhuang.hmcl.ui.wizard.DecoratorPage;
 
 import java.util.LinkedList;
@@ -74,6 +75,7 @@ public final class AccountsPage extends StackPane implements DecoratorPage {
 
         txtPassword.setOnAction(e -> onCreationAccept());
         txtUsername.setOnAction(e -> onCreationAccept());
+        txtUsername.getValidators().add(new Validator(Main.i18n("input.email"), str -> !txtPassword.isVisible() || str.contains("@")));
 
         FXUtils.onChangeAndOperate(Settings.INSTANCE.selectedAccountProperty(), account -> {
             for (Node node : masonryPane.getChildren())
diff --git a/HMCL/src/main/resources/assets/lang/I18N.properties b/HMCL/src/main/resources/assets/lang/I18N.properties
index ed490171c..71cc8725c 100644
--- a/HMCL/src/main/resources/assets/lang/I18N.properties
+++ b/HMCL/src/main/resources/assets/lang/I18N.properties
@@ -362,17 +362,11 @@ color.dark_blue=Dark Blue
 color.purple=Purple
 
 wizard.next_>=Next >
-wizard.next_mnemonic=N
 wizard.<_prev=< Prev
-wizard.prev_mnemonic=P
 wizard.finish=Finish
-wizard.finish_mnemonic=F
 wizard.cancel=Cancel
-wizard.cancel_mnemonic=C
 wizard.help=Help
-wizard.help_mnemonic=H
 wizard.close=Close
-wizard.close_mnemonic=C
 wizard.summary=Summary
 wizard.failed=Failed
 wizard.steps=Steps
diff --git a/HMCL/src/main/resources/assets/lang/I18N_zh_CN.properties b/HMCL/src/main/resources/assets/lang/I18N_zh_CN.properties
index ede334374..ff79b623b 100644
--- a/HMCL/src/main/resources/assets/lang/I18N_zh_CN.properties
+++ b/HMCL/src/main/resources/assets/lang/I18N_zh_CN.properties
@@ -362,17 +362,11 @@ color.dark_blue=深蓝色
 color.purple=紫色
 
 wizard.next_>=下一步 >
-wizard.next_mnemonic=下
 wizard.<_prev=< 上一步
-wizard.prev_mnemonic=上
 wizard.finish=完成
-wizard.finish_mnemonic=完
 wizard.cancel=取消
-wizard.cancel_mnemonic=取
 wizard.help=帮助
-wizard.help_mnemonic=帮
 wizard.close=关闭
-wizard.close_mnemonic=关
 wizard.summary=概要
 wizard.failed=失败
 wizard.steps=步骤