diff --git a/pigx-upms/pigx-upms-biz/src/main/java/com/pig4cloud/pigx/admin/service/impl/SysSiteConfigServiceImpl.java b/pigx-upms/pigx-upms-biz/src/main/java/com/pig4cloud/pigx/admin/service/impl/SysSiteConfigServiceImpl.java
index 79d5344cf..11fe8c4d9 100644
--- a/pigx-upms/pigx-upms-biz/src/main/java/com/pig4cloud/pigx/admin/service/impl/SysSiteConfigServiceImpl.java
+++ b/pigx-upms/pigx-upms-biz/src/main/java/com/pig4cloud/pigx/admin/service/impl/SysSiteConfigServiceImpl.java
@@ -18,23 +18,15 @@
 package com.pig4cloud.pigx.admin.service.impl;
 
 import cn.hutool.core.bean.BeanUtil;
-import cn.hutool.core.util.StrUtil;
-import cn.hutool.json.JSONObject;
-import cn.hutool.json.JSONUtil;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.pig4cloud.pigx.admin.api.dto.SiteConfigDTO;
-import com.pig4cloud.pigx.admin.api.entity.SysOauthClientDetails;
 import com.pig4cloud.pigx.admin.api.entity.SysPublicParam;
-import com.pig4cloud.pigx.admin.config.ClientDetailsInitRunner;
 import com.pig4cloud.pigx.admin.service.SysI18nService;
-import com.pig4cloud.pigx.admin.service.SysOauthClientDetailsService;
 import com.pig4cloud.pigx.admin.service.SysPublicParamService;
 import com.pig4cloud.pigx.admin.service.SysSiteConfigService;
 import com.pig4cloud.pigx.common.core.constant.CacheConstants;
-import com.pig4cloud.pigx.common.core.constant.CommonConstants;
 import com.pig4cloud.pigx.common.core.constant.enums.DictTypeEnum;
 import com.pig4cloud.pigx.common.core.constant.enums.YesNoEnum;
-import com.pig4cloud.pigx.common.core.util.SpringContextHolder;
 import lombok.RequiredArgsConstructor;
 import org.springframework.cache.annotation.CacheEvict;
 import org.springframework.cache.annotation.Cacheable;
@@ -94,8 +86,6 @@ public class SysSiteConfigServiceImpl implements SysSiteConfigService {
 
     private final SysI18nService sysI18nService;
 
-    private final SysOauthClientDetailsService sysOauthClientDetailsService;
-
     @Override
     @Cacheable(value = CacheConstants.SITE_CONFIG_DETAILS)
     public Map<String, Object> getAggregatedConfig() {
@@ -164,11 +154,6 @@ public class SysSiteConfigServiceImpl implements SysSiteConfigService {
                 sysPublicParamService.save(newParam);
             }
         }
-
-        // 同步 captcha_flag 到 OAuth 客户端扩展信息
-        if (dto.getCaptchaType() != null) {
-            syncCaptchaFlagToClients(!"none".equals(dto.getCaptchaType()));
-        }
     }
 
     /**
@@ -180,27 +165,4 @@ public class SysSiteConfigServiceImpl implements SysSiteConfigService {
         // 仅触发 @CacheEvict，无需额外逻辑
     }
 
-    /**
-     * 同步验证码开关到所有 OAuth 客户端的 additionalInformation
-     *
-     * @param captchaEnable 是否启用验证码
-     */
-    private void syncCaptchaFlagToClients(Boolean captchaEnable) {
-        String captchaFlag = YesNoEnum.getCode(captchaEnable);
-        List<SysOauthClientDetails> clients = sysOauthClientDetailsService.list();
-
-        for (SysOauthClientDetails client : clients) {
-            if (StrUtil.isBlank(client.getAdditionalInformation())) {
-                continue;
-            }
-            JSONObject informationObj = JSONUtil.parseObj(client.getAdditionalInformation());
-            informationObj.set(CommonConstants.CAPTCHA_FLAG, captchaFlag);
-            client.setAdditionalInformation(informationObj.toString());
-            sysOauthClientDetailsService.updateById(client);
-        }
-
-        // 刷新 Redis 客户端缓存
-        SpringContextHolder.publishEvent(new ClientDetailsInitRunner.ClientDetailsInitEvent(this));
-    }
-
 }