diff --git a/src/app/api/admin/config/route.ts b/src/app/api/admin/config/route.ts
index 8aebd61..70af5aa 100644
--- a/src/app/api/admin/config/route.ts
+++ b/src/app/api/admin/config/route.ts
@@ -34,31 +34,17 @@ export async function GET(request: NextRequest) {
     if (username === process.env.USERNAME) {
       result.Role = 'owner';
     } else {
-      // 优先从新版本获取用户信息
+      // 从新版数据库获取用户信息
       const { db } = await import('@/lib/db');
       const userInfoV2 = await db.getUserInfoV2(username);
 
-      if (userInfoV2) {
-        // 使用新版本用户信息
-        if (userInfoV2.role === 'admin' && !userInfoV2.banned) {
-          result.Role = 'admin';
-        } else {
-          return NextResponse.json(
-            { error: '你是管理员吗你就访问？' },
-            { status: 401 }
-          );
-        }
+      if (userInfoV2 && userInfoV2.role === 'admin' && !userInfoV2.banned) {
+        result.Role = 'admin';
       } else {
-        // 回退到配置中查找
-        const user = config.UserConfig.Users.find((u) => u.username === username);
-        if (user && user.role === 'admin' && !user.banned) {
-          result.Role = 'admin';
-        } else {
-          return NextResponse.json(
-            { error: '你是管理员吗你就访问？' },
-            { status: 401 }
-          );
-        }
+        return NextResponse.json(
+          { error: '你是管理员吗你就访问？' },
+          { status: 401 }
+        );
       }
     }
 
diff --git a/src/app/api/admin/user/route.ts b/src/app/api/admin/user/route.ts
index 01d5124..fca18aa 100644
--- a/src/app/api/admin/user/route.ts
+++ b/src/app/api/admin/user/route.ts
@@ -454,21 +454,9 @@ export async function POST(request: NextRequest) {
         // 权限检查：站长可批量配置所有人的用户组，管理员只能批量配置普通用户
         if (operatorRole !== 'owner') {
           for (const targetUsername of usernames) {
-            // 先从配置中查找
-            let targetUser = adminConfig.UserConfig.Users.find(u => u.username === targetUsername);
-            // 如果配置中没有，从V2存储中查找
-            if (!targetUser) {
-              const userV2 = await db.getUserInfoV2(targetUsername);
-              if (userV2) {
-                targetUser = {
-                  username: targetUsername,
-                  role: userV2.role,
-                  banned: userV2.banned,
-                  tags: userV2.tags,
-                };
-              }
-            }
-            if (targetUser && targetUser.role === 'admin' && targetUsername !== username) {
+            // 从V2存储中查找用户
+            const userV2 = await db.getUserInfoV2(targetUsername);
+            if (userV2 && userV2.role === 'admin' && targetUsername !== username) {
               return NextResponse.json({ error: `管理员无法操作其他管理员 ${targetUsername}` }, { status: 400 });
             }
           }
diff --git a/src/app/api/auth/oidc/callback/route.ts b/src/app/api/auth/oidc/callback/route.ts
index ccb96a5..024cfa8 100644
--- a/src/app/api/auth/oidc/callback/route.ts
+++ b/src/app/api/auth/oidc/callback/route.ts
@@ -202,12 +202,11 @@ export async function GET(request: NextRequest) {
     }
 
     // 检查用户是否已存在(通过OIDC sub查找)
-    // 优先使用新版本查找
-    let username = await db.getUserByOidcSub(oidcSub);
+    const username = await db.getUserByOidcSub(oidcSub);
     let userRole: 'owner' | 'admin' | 'user' = 'user';
 
     if (username) {
-      // 从新版本获取用户信息
+      // 获取用户信息
       const userInfoV2 = await db.getUserInfoV2(username);
       if (userInfoV2) {
         userRole = userInfoV2.role;
@@ -218,19 +217,6 @@ export async function GET(request: NextRequest) {
           );
         }
       }
-    } else {
-      // 回退到配置中查找
-      const existingUser = config.UserConfig.Users.find((u: any) => u.oidcSub === oidcSub);
-      if (existingUser) {
-        username = existingUser.username;
-        userRole = existingUser.role || 'user';
-        // 检查用户是否被封禁
-        if (existingUser.banned) {
-          return NextResponse.redirect(
-            new URL('/login?error=' + encodeURIComponent('用户被封禁'), origin)
-          );
-        }
-      }
     }
 
     if (username) {
diff --git a/src/app/api/auth/oidc/complete-register/route.ts b/src/app/api/auth/oidc/complete-register/route.ts
index a0db3c1..c914cb3 100644
--- a/src/app/api/auth/oidc/complete-register/route.ts
+++ b/src/app/api/auth/oidc/complete-register/route.ts
@@ -176,7 +176,7 @@ export async function POST(request: NextRequest) {
       );
     }
 
-    // 检查用户名是否已存在（优先使用新版本）
+    // 检查用户名是否已存在
     const userExists = await db.checkUserExistV2(username);
     if (userExists) {
       return NextResponse.json(
@@ -185,24 +185,8 @@ export async function POST(request: NextRequest) {
       );
     }
 
-    // 检查配置中是否已存在
-    const existingUser = config.UserConfig.Users.find((u) => u.username === username);
-    if (existingUser) {
-      return NextResponse.json(
-        { error: '用户名已存在' },
-        { status: 409 }
-      );
-    }
-
-    // 检查OIDC sub是否已被使用（优先使用新版本）
-    let existingOIDCUsername = await db.getUserByOidcSub(oidcSession.sub);
-    if (!existingOIDCUsername) {
-      // 回退到配置中查找
-      const existingOIDCUser = config.UserConfig.Users.find((u: any) => u.oidcSub === oidcSession.sub);
-      if (existingOIDCUser) {
-        existingOIDCUsername = existingOIDCUser.username;
-      }
-    }
+    // 检查OIDC sub是否已被使用
+    const existingOIDCUsername = await db.getUserByOidcSub(oidcSession.sub);
     if (existingOIDCUsername) {
       return NextResponse.json(
         { error: '该OIDC账号已被注册' },
diff --git a/src/app/api/login/route.ts b/src/app/api/login/route.ts
index 604b8f1..a39a897 100644
--- a/src/app/api/login/route.ts
+++ b/src/app/api/login/route.ts
@@ -280,15 +280,12 @@ export async function POST(req: NextRequest) {
       return NextResponse.json({ error: '用户名或密码错误' }, { status: 401 });
     }
 
-    const config = await getConfig();
-    const user = config.UserConfig.Users.find((u) => u.username === username);
-
-    // 优先使用新版本的用户验证
+    // 使用新版本的用户验证
     let pass = false;
     let userRole: 'owner' | 'admin' | 'user' = 'user';
     let isBanned = false;
 
-    // 尝试使用新版本验证
+    // 验证用户
     const userInfoV2 = await db.getUserInfoV2(username);
 
     if (userInfoV2) {
diff --git a/src/lib/config.ts b/src/lib/config.ts
index 6c09dd7..c974204 100644
--- a/src/lib/config.ts
+++ b/src/lib/config.ts
@@ -267,32 +267,9 @@ async function getInitConfig(configFile: string, subConfig: {
     LiveConfig: [],
   };
 
-  // 补充用户信息
-  let userNames: string[] = [];
-  try {
-    userNames = await db.getAllUsers();
-  } catch (e) {
-    console.error('获取用户列表失败:', e);
-  }
-
-  // localStorage 模式下，只使用环境变量中的站长账号
-  const storageType = process.env.NEXT_PUBLIC_STORAGE_TYPE || 'localstorage';
-  if (storageType === 'localstorage') {
-    userNames = [];
-  }
-
-  const ownerUsername = process.env.USERNAME || 'default';
-  const allUsers = userNames.filter((u) => u !== ownerUsername).map((u) => ({
-    username: u,
-    role: 'user',
-    banned: false,
-  }));
-  allUsers.unshift({
-    username: ownerUsername,
-    role: 'owner',
-    banned: false,
-  });
-  adminConfig.UserConfig.Users = allUsers as any;
+  // 用户信息已迁移到新版数据库，不再填充 UserConfig.Users
+  // 保持为空数组，避免与新版用户系统冲突
+  adminConfig.UserConfig.Users = [];
 
   // 从配置文件中补充源信息
   Object.entries(cfgFile.api_site || []).forEach(([key, site]) => {
@@ -488,35 +465,14 @@ export function configSelfCheck(adminConfig: AdminConfig): AdminConfig {
     adminConfig.LiveConfig = [];
   }
 
-  // 站长变更自检
+  // 用户信息已迁移到新版数据库
+  // 这里只保留站长用户用于兼容性，其他用户从数据库读取
   const ownerUser = process.env.USERNAME;
-
-  // 去重
-  const seenUsernames = new Set<string>();
-  adminConfig.UserConfig.Users = adminConfig.UserConfig.Users.filter((user) => {
-    if (seenUsernames.has(user.username)) {
-      return false;
-    }
-    seenUsernames.add(user.username);
-    return true;
-  });
-  // 过滤站长
-  const originOwnerCfg = adminConfig.UserConfig.Users.find((u) => u.username === ownerUser);
-  adminConfig.UserConfig.Users = adminConfig.UserConfig.Users.filter((user) => user.username !== ownerUser);
-  // 其他用户不得拥有 owner 权限
-  adminConfig.UserConfig.Users.forEach((user) => {
-    if (user.role === 'owner') {
-      user.role = 'user';
-    }
-  });
-  // 重新添加回站长
-  adminConfig.UserConfig.Users.unshift({
+  adminConfig.UserConfig.Users = [{
     username: ownerUser!,
     role: 'owner',
     banned: false,
-    enabledApis: originOwnerCfg?.enabledApis || undefined,
-    tags: originOwnerCfg?.tags || undefined,
-  });
+  }];
 
   // 采集源去重
   const seenSourceKeys = new Set<string>();