diff --git a/ruoyi-admin/src/main/resources/application.yml b/ruoyi-admin/src/main/resources/application.yml
index 7ffc0f4..6943069 100644
--- a/ruoyi-admin/src/main/resources/application.yml
+++ b/ruoyi-admin/src/main/resources/application.yml
@@ -106,6 +106,8 @@ token:
   secret: abcdefghijklmnopqrstuvwxyz
   # 令牌有效期（默认30分钟）
   expireTime: 30
+  # 是否允许账户多终端同时登录（true允许 false不允许）
+  soloLogin: false
 
 # MyBatis Plus配置
 mybatis-plus:
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java b/ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java
index 0c384c6..2477337 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/constant/Constants.java
@@ -170,4 +170,10 @@ public class Constants
      */
     public static final String[] JOB_ERROR_STR = { "java.net.URL", "javax.naming.InitialContext", "org.yaml.snakeyaml",
             "org.springframework", "org.apache", "com.ruoyi.common.utils.file", "com.ruoyi.common.config", "com.ruoyi.generator" };
+
+
+    /**
+     * 登录用户编号 redis key
+     */
+    public static final String LOGIN_USERID_KEY = "login_userid:";
 }
diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/security/handle/LogoutSuccessHandlerImpl.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/security/handle/LogoutSuccessHandlerImpl.java
index 2f89a91..1f43edc 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/security/handle/LogoutSuccessHandlerImpl.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/security/handle/LogoutSuccessHandlerImpl.java
@@ -44,7 +44,7 @@ public class LogoutSuccessHandlerImpl implements LogoutSuccessHandler
         {
             String userName = loginUser.getUsername();
             // 删除用户缓存记录
-            tokenService.delLoginUser(loginUser.getToken());
+            tokenService.delLoginUser(loginUser.getToken(), loginUser.getUser().getUserId());
             // 记录用户退出日志
             AsyncManager.me().execute(AsyncFactory.recordLogininfor(userName, Constants.LOGOUT, MessageUtils.message("user.logout.success")));
         }
diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/SysLoginService.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/SysLoginService.java
index 80f68f6..8b0c16b 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/SysLoginService.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/SysLoginService.java
@@ -7,6 +7,7 @@ import com.anji.captcha.model.vo.CaptchaVO;
 import com.anji.captcha.service.CaptchaService;
 import org.hibernate.validator.internal.util.stereotypes.Lazy;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.security.authentication.AuthenticationManager;
 import org.springframework.security.authentication.BadCredentialsException;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
@@ -36,12 +37,11 @@ import com.ruoyi.system.service.ISysUserService;
 
 /**
  * 登录校验方法
- * 
+ *
  * @author ruoyi
  */
 @Component
-public class SysLoginService
-{
+public class SysLoginService {
     @Autowired
     private TokenService tokenService;
 
@@ -50,7 +50,7 @@ public class SysLoginService
 
     @Autowired
     private RedisCache redisCache;
-    
+
     @Autowired
     private ISysUserService userService;
 
@@ -61,49 +61,53 @@ public class SysLoginService
     @Lazy
     private CaptchaService captchaService;
 
+    // 是否允许账户多终端同时登录（true允许 false不允许）
+    @Value("${token.soloLogin}")
+    private boolean soloLogin;
+
+
     /**
      * 登录验证
-     * 
+     *
      * @param username 用户名
      * @param password 密码
-     * @param code 验证码
-     * @param uuid 唯一标识
+     * @param code     验证码
      * @return 结果
      */
-    public String login(String username, String password, String code)
-    {
+    public String login(String username, String password, String code) {
         // 验证码校验
         validateCaptcha(username, code);
         // 登录前置校验
         loginPreCheck(username, password);
         // 用户验证
         Authentication authentication = null;
-        try
-        {
+        try {
             UsernamePasswordAuthenticationToken authenticationToken = new UsernamePasswordAuthenticationToken(username, password);
             AuthenticationContextHolder.setContext(authenticationToken);
             // 该方法会去调用UserDetailsServiceImpl.loadUserByUsername
             authentication = authenticationManager.authenticate(authenticationToken);
-        }
-        catch (Exception e)
-        {
-            if (e instanceof BadCredentialsException)
-            {
+        } catch (Exception e) {
+            if (e instanceof BadCredentialsException) {
                 AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
                 throw new UserPasswordNotMatchException();
-            }
-            else
-            {
+            } else {
                 AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, e.getMessage()));
                 throw new ServiceException(e.getMessage());
             }
-        }
-        finally
-        {
+        } finally {
             AuthenticationContextHolder.clearContext();
         }
         AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_SUCCESS, MessageUtils.message("user.login.success")));
         LoginUser loginUser = (LoginUser) authentication.getPrincipal();
+        if (!soloLogin) {
+            // 如果用户不允许多终端同时登录，清除缓存信息
+            String userIdKey = Constants.LOGIN_USERID_KEY + loginUser.getUser().getUserId();
+            String userKey = redisCache.getCacheObject(userIdKey);
+            if (StringUtils.isNotEmpty(userKey)) {
+                redisCache.deleteObject(userIdKey);
+                redisCache.deleteObject(userKey);
+            }
+        }
         recordLoginInfo(loginUser.getUserId());
         // 生成token
         return tokenService.createToken(loginUser);
@@ -111,18 +115,16 @@ public class SysLoginService
 
     /**
      * 校验验证码
-     * 
+     *
      * @param username 用户名
-     * @param code 验证码
+     * @param code     验证码
      * @return 结果
      */
-    public void validateCaptcha(String username, String code)
-    {
+    public void validateCaptcha(String username, String code) {
         CaptchaVO captchaVO = new CaptchaVO();
         captchaVO.setCaptchaVerification(code);
         ResponseModel response = captchaService.verification(captchaVO);
-        if (!response.isSuccess())
-        {
+        if (!response.isSuccess()) {
             AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.jcaptcha.error")));
             throw new CaptchaException();
         }
@@ -130,35 +132,31 @@ public class SysLoginService
 
     /**
      * 登录前置校验
+     *
      * @param username 用户名
      * @param password 用户密码
      */
-    public void loginPreCheck(String username, String password)
-    {
+    public void loginPreCheck(String username, String password) {
         // 用户名或密码为空 错误
-        if (StringUtils.isEmpty(username) || StringUtils.isEmpty(password))
-        {
+        if (StringUtils.isEmpty(username) || StringUtils.isEmpty(password)) {
             AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("not.null")));
             throw new UserNotExistsException();
         }
         // 密码如果不在指定范围内 错误
         if (password.length() < UserConstants.PASSWORD_MIN_LENGTH
-                || password.length() > UserConstants.PASSWORD_MAX_LENGTH)
-        {
+                || password.length() > UserConstants.PASSWORD_MAX_LENGTH) {
             AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
             throw new UserPasswordNotMatchException();
         }
         // 用户名不在指定范围内 错误
         if (username.length() < UserConstants.USERNAME_MIN_LENGTH
-                || username.length() > UserConstants.USERNAME_MAX_LENGTH)
-        {
+                || username.length() > UserConstants.USERNAME_MAX_LENGTH) {
             AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
             throw new UserPasswordNotMatchException();
         }
         // IP黑名单校验
         String blackStr = configService.selectConfigByKey("sys.login.blackIPList");
-        if (IpUtils.isMatchedIp(blackStr, IpUtils.getIpAddr()))
-        {
+        if (IpUtils.isMatchedIp(blackStr, IpUtils.getIpAddr())) {
             AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("login.blocked")));
             throw new BlackListException();
         }
@@ -169,8 +167,7 @@ public class SysLoginService
      *
      * @param userId 用户ID
      */
-    public void recordLoginInfo(Long userId)
-    {
+    public void recordLoginInfo(Long userId) {
         SysUser sysUser = new SysUser();
         sysUser.setUserId(userId);
         sysUser.setLoginIp(IpUtils.getIpAddr());
diff --git a/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/TokenService.java b/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/TokenService.java
index aa112da..45fcf28 100644
--- a/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/TokenService.java
+++ b/ruoyi-framework/src/main/java/com/ruoyi/framework/web/service/TokenService.java
@@ -4,6 +4,7 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.TimeUnit;
 import javax.servlet.http.HttpServletRequest;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -29,8 +30,7 @@ import io.jsonwebtoken.SignatureAlgorithm;
  * @author ruoyi
  */
 @Component
-public class TokenService
-{
+public class TokenService {
     private static final Logger log = LoggerFactory.getLogger(TokenService.class);
 
     // 令牌自定义标识
@@ -45,6 +45,10 @@ public class TokenService
     @Value("${token.expireTime}")
     private int expireTime;
 
+    // 是否允许账户多终端同时登录（true允许 false不允许）
+    @Value("${token.soloLogin}")
+    private boolean soloLogin;
+
     protected static final long MILLIS_SECOND = 1000;
 
     protected static final long MILLIS_MINUTE = 60 * MILLIS_SECOND;
@@ -54,28 +58,24 @@ public class TokenService
     @Autowired
     private RedisCache redisCache;
 
+
     /**
      * 获取用户身份信息
      *
      * @return 用户信息
      */
-    public LoginUser getLoginUser(HttpServletRequest request)
-    {
+    public LoginUser getLoginUser(HttpServletRequest request) {
         // 获取请求携带的令牌
         String token = getToken(request);
-        if (StringUtils.isNotEmpty(token))
-        {
-            try
-            {
+        if (StringUtils.isNotEmpty(token)) {
+            try {
                 Claims claims = parseToken(token);
                 // 解析对应的权限以及用户信息
                 String uuid = (String) claims.get(Constants.LOGIN_USER_KEY);
                 String userKey = getTokenKey(uuid);
                 LoginUser user = redisCache.getCacheObject(userKey);
                 return user;
-            }
-            catch (Exception e)
-            {
+            } catch (Exception e) {
                 log.error("获取用户信息异常'{}'", e.getMessage());
             }
         }
@@ -85,10 +85,8 @@ public class TokenService
     /**
      * 设置用户身份信息
      */
-    public void setLoginUser(LoginUser loginUser)
-    {
-        if (StringUtils.isNotNull(loginUser) && StringUtils.isNotEmpty(loginUser.getToken()))
-        {
+    public void setLoginUser(LoginUser loginUser) {
+        if (StringUtils.isNotNull(loginUser) && StringUtils.isNotEmpty(loginUser.getToken())) {
             refreshToken(loginUser);
         }
     }
@@ -96,13 +94,15 @@ public class TokenService
     /**
      * 删除用户身份信息
      */
-    public void delLoginUser(String token)
-    {
-        if (StringUtils.isNotEmpty(token))
-        {
+    public void delLoginUser(String token, Long userId) {
+        if (StringUtils.isNotEmpty(token)) {
             String userKey = getTokenKey(token);
             redisCache.deleteObject(userKey);
         }
+        if (!soloLogin && StringUtils.isNotNull(userId)) {
+            String userIdKey = getUserIdKey(userId);
+            redisCache.deleteObject(userIdKey);
+        }
     }
 
     /**
@@ -111,8 +111,7 @@ public class TokenService
      * @param loginUser 用户信息
      * @return 令牌
      */
-    public String createToken(LoginUser loginUser)
-    {
+    public String createToken(LoginUser loginUser) {
         String token = IdUtils.fastUUID();
         loginUser.setToken(token);
         setUserAgent(loginUser);
@@ -129,12 +128,10 @@ public class TokenService
      * @param loginUser
      * @return 令牌
      */
-    public void verifyToken(LoginUser loginUser)
-    {
+    public void verifyToken(LoginUser loginUser) {
         long expireTime = loginUser.getExpireTime();
         long currentTime = System.currentTimeMillis();
-        if (expireTime - currentTime <= MILLIS_MINUTE_TEN)
-        {
+        if (expireTime - currentTime <= MILLIS_MINUTE_TEN) {
             refreshToken(loginUser);
         }
     }
@@ -144,13 +141,17 @@ public class TokenService
      *
      * @param loginUser 登录信息
      */
-    public void refreshToken(LoginUser loginUser)
-    {
+    public void refreshToken(LoginUser loginUser) {
         loginUser.setLoginTime(System.currentTimeMillis());
         loginUser.setExpireTime(loginUser.getLoginTime() + expireTime * MILLIS_MINUTE);
         // 根据uuid将loginUser缓存
         String userKey = getTokenKey(loginUser.getToken());
         redisCache.setCacheObject(userKey, loginUser, expireTime, TimeUnit.MINUTES);
+        if (!soloLogin) {
+            // 缓存用户唯一标识，防止同一帐号，同时登录
+            String userIdKey = getUserIdKey(loginUser.getUser().getUserId());
+            redisCache.setCacheObject(userIdKey, userKey, expireTime, TimeUnit.MINUTES);
+        }
     }
 
     /**
@@ -158,8 +159,7 @@ public class TokenService
      *
      * @param loginUser 登录信息
      */
-    public void setUserAgent(LoginUser loginUser)
-    {
+    public void setUserAgent(LoginUser loginUser) {
         UserAgent userAgent = UserAgent.parseUserAgentString(ServletUtils.getRequest().getHeader("User-Agent"));
         String ip = IpUtils.getIpAddr();
         loginUser.setIpaddr(ip);
@@ -174,8 +174,7 @@ public class TokenService
      * @param claims 数据声明
      * @return 令牌
      */
-    private String createToken(Map<String, Object> claims)
-    {
+    private String createToken(Map<String, Object> claims) {
         String token = Jwts.builder()
                 .setClaims(claims)
                 .signWith(SignatureAlgorithm.HS512, secret).compact();
@@ -188,8 +187,7 @@ public class TokenService
      * @param token 令牌
      * @return 数据声明
      */
-    private Claims parseToken(String token)
-    {
+    private Claims parseToken(String token) {
         return Jwts.parser()
                 .setSigningKey(secret)
                 .parseClaimsJws(token)
@@ -202,8 +200,7 @@ public class TokenService
      * @param token 令牌
      * @return 用户名
      */
-    public String getUsernameFromToken(String token)
-    {
+    public String getUsernameFromToken(String token) {
         Claims claims = parseToken(token);
         return claims.getSubject();
     }
@@ -214,18 +211,19 @@ public class TokenService
      * @param request
      * @return token
      */
-    private String getToken(HttpServletRequest request)
-    {
+    private String getToken(HttpServletRequest request) {
         String token = request.getHeader(header);
-        if (StringUtils.isNotEmpty(token) && token.startsWith(Constants.TOKEN_PREFIX))
-        {
+        if (StringUtils.isNotEmpty(token) && token.startsWith(Constants.TOKEN_PREFIX)) {
             token = token.replace(Constants.TOKEN_PREFIX, "");
         }
         return token;
     }
 
-    private String getTokenKey(String uuid)
-    {
+    private String getTokenKey(String uuid) {
         return CacheConstants.LOGIN_TOKEN_KEY + uuid;
     }
+
+    private String getUserIdKey(Long userId) {
+        return Constants.LOGIN_USERID_KEY + userId;
+    }
 }
diff --git a/ruoyi-ui/.env.development b/ruoyi-ui/.env.development
index 302ecd1..0ca147a 100644
--- a/ruoyi-ui/.env.development
+++ b/ruoyi-ui/.env.development
@@ -1,5 +1,5 @@
 # 页面标题
-VUE_APP_TITLE = 若依管理系统
+VUE_APP_TITLE = 后台管理系统
 
 # 开发环境配置
 ENV = 'development'
diff --git a/ruoyi-ui/.env.production b/ruoyi-ui/.env.production
index b4893b0..494479f 100644
--- a/ruoyi-ui/.env.production
+++ b/ruoyi-ui/.env.production
@@ -1,5 +1,5 @@
 # 页面标题
-VUE_APP_TITLE = 若依管理系统
+VUE_APP_TITLE = 后台管理系统
 
 # 生产环境配置
 ENV = 'production'
diff --git a/ruoyi-ui/.env.staging b/ruoyi-ui/.env.staging
index 361859f..adffd6c 100644
--- a/ruoyi-ui/.env.staging
+++ b/ruoyi-ui/.env.staging
@@ -1,5 +1,5 @@
 # 页面标题
-VUE_APP_TITLE = 若依管理系统
+VUE_APP_TITLE = 后台管理系统
 
 NODE_ENV = production
 
diff --git a/ruoyi-ui/src/views/index.vue b/ruoyi-ui/src/views/index.vue
index fa54f23..9542b6f 100644
--- a/ruoyi-ui/src/views/index.vue
+++ b/ruoyi-ui/src/views/index.vue
@@ -30,35 +30,15 @@
             icon="el-icon-cloudy"
             plain
             @click="goTarget('https://gitee.com/dromara/warm-flow')"
-            >访问码云</el-button
-          >
+            >访问码云</el-button>
           <el-button
             size="mini"
             icon="el-icon-s-home"
             plain
             @click="goTarget('http://www.warm-flow.cn/')"
-            >访问主页</el-button
-          >
+            >访问主页</el-button>
         </p>
       </el-col>
-
-      <el-col :sm="24" :lg="12" style="padding-left: 50px">
-        <el-card class="update-log">
-          <div slot="header" class="clearfix">
-            <span>捐赠支持</span>
-          </div>
-          <div class="body">
-            <img
-              src="https://foruda.gitee.com/images/1697770422557390406/7efa04d6_2218307.png"
-              alt="donate"
-              width="100%"
-            />
-            <span style="display: inline-block; height: 30px; line-height: 30px"
-            >你可以请作者喝杯咖啡表示鼓励</span
-            >
-          </div>
-        </el-card>
-      </el-col>
     </el-row>
     <el-divider />
   </div>
diff --git a/ruoyi-ui/src/views/login.vue b/ruoyi-ui/src/views/login.vue
index 15da3cc..9f4f355 100644
--- a/ruoyi-ui/src/views/login.vue
+++ b/ruoyi-ui/src/views/login.vue
@@ -1,7 +1,7 @@
 <template>
   <div class="login">
     <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form">
-      <h3 class="title">若依后台管理系统</h3>
+      <h3 class="title">后台管理系统</h3>
       <el-form-item prop="username">
         <el-input
           v-model="loginForm.username"
diff --git a/ruoyi-ui/src/views/register.vue b/ruoyi-ui/src/views/register.vue
index 65a7d56..8187010 100644
--- a/ruoyi-ui/src/views/register.vue
+++ b/ruoyi-ui/src/views/register.vue
@@ -1,7 +1,7 @@
 <template>
   <div class="register">
     <el-form ref="registerForm" :model="registerForm" :rules="registerRules" class="register-form">
-      <h3 class="title">若依后台管理系统</h3>
+      <h3 class="title">后台管理系统</h3>
       <el-form-item prop="username">
         <el-input v-model="registerForm.username" type="text" auto-complete="off" placeholder="账号">
           <svg-icon slot="prefix" icon-class="user" class="el-input__icon input-icon" />