diff --git a/CHANGELOG.md b/CHANGELOG.md
index b11e382..602ab63 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,14 +7,24 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+暂无。
+
+## [0.1.11] - 2026-03-23
+
 ### ✨ 新功能
+- 新增配置导出导入功能，支持加密保护
+- Profile 支持 Token 管理（PAT 等）
 - 自动生成和维护 Keep a Changelog 格式的变更日志
 - 交互式命令行界面，支持预览和确认
 
 ### 🔐 安全特性
-- 敏感数据加密存储（API 密钥、SSH 密码等）
+- 敏感数据加密存储（API 密钥等）
 - 使用系统密钥环安全保存凭证
 
+### 🔧 其他变更
+- 优化 diff 截断逻辑，使用字符边界确保多字节字符安全
+- 改进配置管理器，支持修改追踪
+
 ## [0.1.9] - 2026-03-06
 
 ### 🐞 错误修复
diff --git a/Cargo.toml b/Cargo.toml
index 9912496..8dee0eb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "quicommit"
-version = "0.1.10"
+version = "0.1.11"
 edition = "2024"
 authors = ["Sidney Zhang <zly@lyzhang.me>"]
 description = "A powerful Git assistant tool with AI-powered commit/tag/changelog generation(alpha version)"
diff --git a/README.md b/README.md
index ea4740f..57a766f 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,8 @@ A powerful AI-powered Git assistant for generating conventional commits, tags, a
 - **Changelog Generation**: Automatic changelog generation in Keep a Changelog format
 - **Security**: Use system keyring to store API keys securely
 - **Interactive UI**: Beautiful CLI with previews and confirmations
+- **Multi-language Support**: Output in 7 languages (English, Chinese, Japanese, Korean, Spanish, French, German)
+- **Config Export/Import**: Backup and restore configuration with optional encryption
 
 ## Installation
 
@@ -197,7 +199,7 @@ quicommit config set-version-prefix v
 # Set changelog path
 quicommit config set-changelog-path CHANGELOG.md
 
-# Set output language
+# Set output language (en, zh, ja, ko, es, fr, de)
 quicommit config set-language en
 
 # Set keep commit types in English
@@ -215,6 +217,14 @@ quicommit config check-keyring
 # Show config file path
 quicommit config path
 
+# Export configuration (with optional encryption)
+quicommit config export -o config-backup.toml
+quicommit config export -o config-backup.enc --password
+
+# Import configuration
+quicommit config import -i config-backup.toml
+quicommit config import -i config-backup.enc --password
+
 # Reset configuration to defaults
 quicommit config reset --force
 ```
@@ -424,11 +434,13 @@ quicommit config check-keyring
 # Show config file path
 quicommit config path
 
-# Export configuration
+# Export configuration (with optional encryption)
 quicommit config export -o config-backup.toml
+quicommit config export -o config-backup.enc --password
 
 # Import configuration
 quicommit config import -i config-backup.toml
+quicommit config import -i config-backup.enc --password
 
 # Reset configuration
 quicommit config reset --force
diff --git a/readme_zh.md b/readme_zh.md
index 2be1261..f97cb46 100644
--- a/readme_zh.md
+++ b/readme_zh.md
@@ -21,6 +21,8 @@
 - **变更日志生成**：自动生成Keep a Changelog格式的变更日志
 - **安全保护**：使用系统密钥环进行安全存储
 - **交互式界面**：美观的CLI界面，支持预览和确认
+- **多语言支持**：支持7种语言输出（中文、英语、日语、韩语、西班牙语、法语、德语）
+- **配置导出导入**：备份和恢复配置，支持加密保护
 
 ## 安装
 
@@ -196,7 +198,7 @@ quicommit config set-version-prefix v
 # 设置变更日志路径
 quicommit config set-changelog-path CHANGELOG.md
 
-# 设置输出语言
+# 设置输出语言（zh, en, ja, ko, es, fr, de）
 quicommit config set-language zh
 
 # 设置保持提交类型为英文
@@ -214,6 +216,14 @@ quicommit config check-keyring
 # 显示配置文件路径
 quicommit config path
 
+# 导出配置（支持加密）
+quicommit config export -o config-backup.toml
+quicommit config export -o config-backup.enc --password
+
+# 导入配置
+quicommit config import -i config-backup.toml
+quicommit config import -i config-backup.enc --password
+
 # 重置配置为默认值
 quicommit config reset --force
 ```
@@ -423,11 +433,13 @@ quicommit config check-keyring
 # 显示配置文件路径
 quicommit config path
 
-# 导出配置
+# 导出配置（支持加密）
 quicommit config export -o config-backup.toml
+quicommit config export -o config-backup.enc --password
 
 # 导入配置
 quicommit config import -i config-backup.toml
+quicommit config import -i config-backup.enc --password
 
 # 重置配置
 quicommit config reset --force