diff --git a/assets b/assets
index 88c1133..b90a49b 160000
--- a/assets
+++ b/assets
@@ -1 +1 @@
-Subproject commit 88c1133306e2e9692b015db9aac57be20b269a53
+Subproject commit b90a49ba5d809e3042bce801ac28fb7cde74c878
diff --git a/pkg/filesystem/file.go b/pkg/filesystem/file.go
index aee0afe..df9107f 100644
--- a/pkg/filesystem/file.go
+++ b/pkg/filesystem/file.go
@@ -62,10 +62,10 @@ func (fs *FileSystem) AddFile(ctx context.Context, parent *model.Folder) (*model
 		UserID:     fs.User.ID,
 		Size:       file.GetSize(),
 		FolderID:   parent.ID,
-		PolicyID:   fs.User.Policy.ID,
+		PolicyID:   fs.Policy.ID,
 	}
 
-	if fs.User.Policy.IsThumbExist(file.GetFileName()) {
+	if fs.Policy.IsThumbExist(file.GetFileName()) {
 		newFile.PicInfo = "1,1"
 	}
 
@@ -350,7 +350,7 @@ func (fs *FileSystem) resetPolicyToFirstFile(ctx context.Context) error {
 }
 
 // Search 搜索文件
-func (fs *FileSystem) Search(ctx context.Context, keywords ...interface{}) ([]Object, error) {
+func (fs *FileSystem) Search(ctx context.Context, keywords ...interface{}) ([]serializer.Object, error) {
 	files, _ := model.GetFilesByKeywords(fs.User.ID, keywords...)
 	fs.SetTargetFile(&files)
 
diff --git a/pkg/filesystem/filesystem.go b/pkg/filesystem/filesystem.go
index 9ca9d48..8e45ccd 100644
--- a/pkg/filesystem/filesystem.go
+++ b/pkg/filesystem/filesystem.go
@@ -104,6 +104,8 @@ func (fs *FileSystem) reset() {
 func NewFileSystem(user *model.User) (*FileSystem, error) {
 	fs := getEmptyFS()
 	fs.User = user
+	fs.Policy = &fs.User.Policy
+
 	// 分配存储策略适配器
 	err := fs.DispatchHandler()
 
@@ -132,16 +134,11 @@ func NewAnonymousFileSystem() (*FileSystem, error) {
 
 // DispatchHandler 根据存储策略分配文件适配器
 func (fs *FileSystem) DispatchHandler() error {
-	var policyType string
-	var currentPolicy *model.Policy
+	currentPolicy := fs.Policy
+	policyType := currentPolicy.Type
 
-	if fs.Policy == nil {
-		// 如果没有具体指定，就是用用户当前存储策略
-		policyType = fs.User.Policy.Type
-		currentPolicy = &fs.User.Policy
-	} else {
-		policyType = fs.Policy.Type
-		currentPolicy = fs.Policy
+	if currentPolicy == nil {
+		return ErrUnknownPolicyType
 	}
 
 	switch policyType {
@@ -241,7 +238,7 @@ func NewFileSystemFromCallback(c *gin.Context) (*FileSystem, error) {
 
 // SwitchToSlaveHandler 将负责上传的 Handler 切换为从机节点
 func (fs *FileSystem) SwitchToSlaveHandler(node cluster.Node) {
-	fs.Handler = slaveinmaster.NewDriver(node, fs.Handler, &fs.User.Policy)
+	fs.Handler = slaveinmaster.NewDriver(node, fs.Handler, fs.Policy)
 }
 
 // SwitchToShadowHandler 将负责上传的 Handler 切换为从机节点转存使用的影子处理器
diff --git a/pkg/filesystem/hooks.go b/pkg/filesystem/hooks.go
index 3b5755d..e9eec53 100644
--- a/pkg/filesystem/hooks.go
+++ b/pkg/filesystem/hooks.go
@@ -119,7 +119,6 @@ func HookResetPolicy(ctx context.Context, fs *FileSystem) error {
 	}
 
 	fs.Policy = originFile.GetPolicy()
-	fs.User.Policy = *fs.Policy
 	return fs.DispatchHandler()
 }
 
@@ -317,7 +316,7 @@ func GenericAfterUpload(ctx context.Context, fs *FileSystem) error {
 	fs.SetTargetFile(&[]model.File{*file})
 
 	// 异步尝试生成缩略图
-	if fs.User.Policy.IsThumbGenerateNeeded() {
+	if fs.Policy.IsThumbGenerateNeeded() {
 		fs.recycleLock.Lock()
 		go func() {
 			defer fs.recycleLock.Unlock()
diff --git a/pkg/filesystem/manage.go b/pkg/filesystem/manage.go
index e5d2e67..528df08 100644
--- a/pkg/filesystem/manage.go
+++ b/pkg/filesystem/manage.go
@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"path"
 	"strings"
-	"time"
 
 	model "github.com/cloudreve/Cloudreve/v3/models"
 	"github.com/cloudreve/Cloudreve/v3/pkg/filesystem/fsctx"
@@ -19,18 +18,6 @@ import (
    =================
 */
 
-// Object 文件或者目录
-type Object struct {
-	ID   string    `json:"id"`
-	Name string    `json:"name"`
-	Path string    `json:"path"`
-	Pic  string    `json:"pic"`
-	Size uint64    `json:"size"`
-	Type string    `json:"type"`
-	Date time.Time `json:"date"`
-	Key  string    `json:"key,omitempty"`
-}
-
 // Rename 重命名对象
 func (fs *FileSystem) Rename(ctx context.Context, dir, file []uint, new string) (err error) {
 	// 验证新名字
@@ -266,7 +253,7 @@ func (fs *FileSystem) ListDeleteFiles(ctx context.Context, ids []uint) error {
 // pathProcessor为最终对象路径的处理钩子。
 // 有些情况下（如在分享页面列对象）时，
 // 路径需要截取掉被分享目录路径之前的部分。
-func (fs *FileSystem) List(ctx context.Context, dirPath string, pathProcessor func(string) string) ([]Object, error) {
+func (fs *FileSystem) List(ctx context.Context, dirPath string, pathProcessor func(string) string) ([]serializer.Object, error) {
 	// 获取父目录
 	isExist, folder := fs.IsPathExist(dirPath)
 	if !isExist {
@@ -289,7 +276,7 @@ func (fs *FileSystem) List(ctx context.Context, dirPath string, pathProcessor fu
 
 // ListPhysical 列出存储策略中的外部目录
 // TODO:测试
-func (fs *FileSystem) ListPhysical(ctx context.Context, dirPath string) ([]Object, error) {
+func (fs *FileSystem) ListPhysical(ctx context.Context, dirPath string) ([]serializer.Object, error) {
 	if err := fs.DispatchHandler(); fs.Policy == nil || err != nil {
 		return nil, ErrUnknownPolicyType
 	}
@@ -319,7 +306,7 @@ func (fs *FileSystem) ListPhysical(ctx context.Context, dirPath string) ([]Objec
 	return fs.listObjects(ctx, dirPath, nil, folders, nil), nil
 }
 
-func (fs *FileSystem) listObjects(ctx context.Context, parent string, files []model.File, folders []model.Folder, pathProcessor func(string) string) []Object {
+func (fs *FileSystem) listObjects(ctx context.Context, parent string, files []model.File, folders []model.Folder, pathProcessor func(string) string) []serializer.Object {
 	// 分享文件的ID
 	shareKey := ""
 	if key, ok := ctx.Value(fsctx.ShareKeyCtx).(string); ok {
@@ -327,7 +314,7 @@ func (fs *FileSystem) listObjects(ctx context.Context, parent string, files []mo
 	}
 
 	// 汇总处理结果
-	objects := make([]Object, 0, len(files)+len(folders))
+	objects := make([]serializer.Object, 0, len(files)+len(folders))
 
 	// 所有对象的父目录
 	var processedPath string
@@ -343,7 +330,7 @@ func (fs *FileSystem) listObjects(ctx context.Context, parent string, files []mo
 			}
 		}
 
-		objects = append(objects, Object{
+		objects = append(objects, serializer.Object{
 			ID:   hashid.HashID(subFolder.ID, hashid.FolderID),
 			Name: subFolder.Name,
 			Path: processedPath,
@@ -363,14 +350,15 @@ func (fs *FileSystem) listObjects(ctx context.Context, parent string, files []mo
 			}
 		}
 
-		newFile := Object{
-			ID:   hashid.HashID(file.ID, hashid.FileID),
-			Name: file.Name,
-			Path: processedPath,
-			Pic:  file.PicInfo,
-			Size: file.Size,
-			Type: "file",
-			Date: file.CreatedAt,
+		newFile := serializer.Object{
+			ID:            hashid.HashID(file.ID, hashid.FileID),
+			Name:          file.Name,
+			Path:          processedPath,
+			Pic:           file.PicInfo,
+			Size:          file.Size,
+			Type:          "file",
+			Date:          file.CreatedAt,
+			SourceEnabled: file.GetPolicy().IsOriginLinkEnable,
 		}
 		if shareKey != "" {
 			newFile.Key = shareKey
diff --git a/pkg/filesystem/upload.go b/pkg/filesystem/upload.go
index e2b092a..6286b03 100644
--- a/pkg/filesystem/upload.go
+++ b/pkg/filesystem/upload.go
@@ -81,11 +81,11 @@ func (fs *FileSystem) Upload(ctx context.Context, file FileHeader) (err error) {
 func (fs *FileSystem) GenerateSavePath(ctx context.Context, file FileHeader) string {
 	if fs.User.Model.ID != 0 {
 		return path.Join(
-			fs.User.Policy.GeneratePath(
+			fs.Policy.GeneratePath(
 				fs.User.Model.ID,
 				file.GetVirtualPath(),
 			),
-			fs.User.Policy.GenerateFileName(
+			fs.Policy.GenerateFileName(
 				fs.User.Model.ID,
 				file.GetFileName(),
 			),
@@ -155,15 +155,15 @@ func (fs *FileSystem) GetUploadToken(ctx context.Context, path string, size uint
 	var err error
 
 	// 检查文件大小
-	if fs.User.Policy.MaxSize != 0 {
-		if size > fs.User.Policy.MaxSize {
+	if fs.Policy.MaxSize != 0 {
+		if size > fs.Policy.MaxSize {
 			return nil, ErrFileSizeTooBig
 		}
 	}
 
 	// 是否需要预先生成存储路径
 	var savePath string
-	if fs.User.Policy.IsPathGenerateNeeded() {
+	if fs.Policy.IsPathGenerateNeeded() {
 		savePath = fs.GenerateSavePath(ctx, local.FileStream{Name: name, VirtualPath: path})
 		ctx = context.WithValue(ctx, fsctx.SavePathCtx, savePath)
 	}
@@ -182,7 +182,6 @@ func (fs *FileSystem) GetUploadToken(ctx context.Context, path string, size uint
 		serializer.UploadSession{
 			Key:         callbackKey,
 			UID:         fs.User.ID,
-			PolicyID:    fs.User.GetPolicyID(0),
 			VirtualPath: path,
 			Name:        name,
 			Size:        size,
diff --git a/pkg/filesystem/validator.go b/pkg/filesystem/validator.go
index 1639675..c7504f4 100644
--- a/pkg/filesystem/validator.go
+++ b/pkg/filesystem/validator.go
@@ -45,10 +45,10 @@ func (fs *FileSystem) ValidateLegalName(ctx context.Context, name string) bool {
 
 // ValidateFileSize 验证上传的文件大小是否超出限制
 func (fs *FileSystem) ValidateFileSize(ctx context.Context, size uint64) bool {
-	if fs.User.Policy.MaxSize == 0 {
+	if fs.Policy.MaxSize == 0 {
 		return true
 	}
-	return size <= fs.User.Policy.MaxSize
+	return size <= fs.Policy.MaxSize
 }
 
 // ValidateCapacity 验证并扣除用户容量
@@ -59,11 +59,11 @@ func (fs *FileSystem) ValidateCapacity(ctx context.Context, size uint64) bool {
 // ValidateExtension 验证文件扩展名
 func (fs *FileSystem) ValidateExtension(ctx context.Context, fileName string) bool {
 	// 不需要验证
-	if len(fs.User.Policy.OptionsSerialized.FileType) == 0 {
+	if len(fs.Policy.OptionsSerialized.FileType) == 0 {
 		return true
 	}
 
-	return IsInExtensionList(fs.User.Policy.OptionsSerialized.FileType, fileName)
+	return IsInExtensionList(fs.Policy.OptionsSerialized.FileType, fileName)
 }
 
 // IsInExtensionList 返回文件的扩展名是否在给定的列表范围内
diff --git a/pkg/serializer/explorer.go b/pkg/serializer/explorer.go
index 6a76d6c..905f2d2 100644
--- a/pkg/serializer/explorer.go
+++ b/pkg/serializer/explorer.go
@@ -2,6 +2,8 @@ package serializer
 
 import (
 	"encoding/gob"
+	model "github.com/cloudreve/Cloudreve/v3/models"
+	"github.com/cloudreve/Cloudreve/v3/pkg/hashid"
 	"time"
 )
 
@@ -21,3 +23,55 @@ type ObjectProps struct {
 
 	QueryDate time.Time `json:"query_date"`
 }
+
+// ObjectList 文件、目录列表
+type ObjectList struct {
+	Parent  string         `json:"parent,omitempty"`
+	Objects []Object       `json:"objects"`
+	Policy  *PolicySummary `json:"policy,omitempty"`
+}
+
+// Object 文件或者目录
+type Object struct {
+	ID            string    `json:"id"`
+	Name          string    `json:"name"`
+	Path          string    `json:"path"`
+	Pic           string    `json:"pic"`
+	Size          uint64    `json:"size"`
+	Type          string    `json:"type"`
+	Date          time.Time `json:"date"`
+	Key           string    `json:"key,omitempty"`
+	SourceEnabled bool      `json:"source_enabled"`
+}
+
+// PolicySummary 用于前端组件使用的存储策略概况
+type PolicySummary struct {
+	ID       string   `json:"id"`
+	Name     string   `json:"name"`
+	Type     string   `json:"type"`
+	MaxSize  uint64   `json:"max_size"`
+	FileType []string `json:"file_type"`
+}
+
+// BuildObjectList 构建列目录响应
+func BuildObjectList(parent uint, objects []Object, policy *model.Policy) ObjectList {
+	res := ObjectList{
+		Objects: objects,
+	}
+
+	if parent > 0 {
+		res.Parent = hashid.HashID(parent, hashid.FolderID)
+	}
+
+	if policy != nil {
+		res.Policy = &PolicySummary{
+			ID:       hashid.HashID(policy.ID, hashid.PolicyID),
+			Name:     policy.Name,
+			Type:     policy.Type,
+			MaxSize:  policy.MaxSize,
+			FileType: policy.OptionsSerialized.FileType,
+		}
+	}
+
+	return res
+}
diff --git a/pkg/serializer/user.go b/pkg/serializer/user.go
index 0ba8b5d..faf82a4 100644
--- a/pkg/serializer/user.go
+++ b/pkg/serializer/user.go
@@ -27,7 +27,6 @@ type User struct {
 	CreatedAt      time.Time `json:"created_at"`
 	PreferredTheme string    `json:"preferred_theme"`
 	Anonymous      bool      `json:"anonymous"`
-	Policy         policy    `json:"policy"`
 	Group          group     `json:"group"`
 	Tags           []tag     `json:"tags"`
 }
@@ -98,13 +97,6 @@ func BuildUser(user model.User) User {
 		CreatedAt:      user.CreatedAt,
 		PreferredTheme: user.OptionsSerialized.PreferredTheme,
 		Anonymous:      user.IsAnonymous(),
-		Policy: policy{
-			SaveType:       user.Policy.Type,
-			MaxSize:        fmt.Sprintf("%.2fmb", float64(user.Policy.MaxSize)/(1024*1024)),
-			AllowedType:    user.Policy.OptionsSerialized.FileType,
-			UploadURL:      user.Policy.GetUploadURL(),
-			AllowGetSource: user.Policy.IsOriginLinkEnable,
-		},
 		Group: group{
 			ID:                   user.GroupID,
 			Name:                 user.Group.Name,
diff --git a/routers/controllers/file.go b/routers/controllers/file.go
index a3bf7cc..fdc323a 100644
--- a/routers/controllers/file.go
+++ b/routers/controllers/file.go
@@ -3,17 +3,16 @@ package controllers
 import (
 	"context"
 	"fmt"
+	"github.com/cloudreve/Cloudreve/v3/pkg/request"
 	"net/http"
 	"net/url"
 	"strconv"
 	"sync"
 
-	model "github.com/cloudreve/Cloudreve/v3/models"
 	"github.com/cloudreve/Cloudreve/v3/pkg/conf"
 	"github.com/cloudreve/Cloudreve/v3/pkg/filesystem"
 	"github.com/cloudreve/Cloudreve/v3/pkg/filesystem/driver/local"
 	"github.com/cloudreve/Cloudreve/v3/pkg/filesystem/fsctx"
-	"github.com/cloudreve/Cloudreve/v3/pkg/request"
 	"github.com/cloudreve/Cloudreve/v3/pkg/serializer"
 	"github.com/cloudreve/Cloudreve/v3/service/explorer"
 	"github.com/gin-gonic/gin"
@@ -300,13 +299,6 @@ func FileUploadStream(c *gin.Context) {
 		return
 	}
 
-	// 非可用策略时拒绝上传
-	if user, ok := c.Get("user"); ok && !user.(*model.User).Policy.IsTransitUpload(fileSize) {
-		request.BlackHole(c.Request.Body)
-		c.JSON(200, serializer.Err(serializer.CodePolicyNotAllowed, "当前存储策略无法使用", nil))
-		return
-	}
-
 	// 解码文件名和路径
 	fileName, err := url.QueryUnescape(c.Request.Header.Get("X-Cr-FileName"))
 	filePath, err := url.QueryUnescape(c.Request.Header.Get("X-Cr-Path"))
@@ -330,6 +322,13 @@ func FileUploadStream(c *gin.Context) {
 		return
 	}
 
+	// 非可用策略时拒绝上传
+	if !fs.Policy.IsTransitUpload(fileSize) {
+		request.BlackHole(c.Request.Body)
+		c.JSON(200, serializer.Err(serializer.CodePolicyNotAllowed, "当前存储策略无法使用", nil))
+		return
+	}
+
 	// 给文件系统分配钩子
 	fs.Use("BeforeUpload", filesystem.HookValidateFile)
 	fs.Use("BeforeUpload", filesystem.HookValidateCapacity)
diff --git a/service/admin/file.go b/service/admin/file.go
index bf9bd18..eeb4222 100644
--- a/service/admin/file.go
+++ b/service/admin/file.go
@@ -54,9 +54,7 @@ func (service *ListFolderService) List(c *gin.Context) serializer.Response {
 		}
 
 		return serializer.Response{
-			Data: map[string]interface{}{
-				"objects": res,
-			},
+			Data: serializer.BuildObjectList(0, res, nil),
 		}
 
 	}
@@ -82,9 +80,7 @@ func (service *ListFolderService) List(c *gin.Context) serializer.Response {
 	}
 
 	return serializer.Response{
-		Data: map[string]interface{}{
-			"objects": res,
-		},
+		Data: serializer.BuildObjectList(0, res, nil),
 	}
 }
 
diff --git a/service/explorer/directory.go b/service/explorer/directory.go
index 0291ba5..844f812 100644
--- a/service/explorer/directory.go
+++ b/service/explorer/directory.go
@@ -4,7 +4,6 @@ import (
 	"context"
 
 	"github.com/cloudreve/Cloudreve/v3/pkg/filesystem"
-	"github.com/cloudreve/Cloudreve/v3/pkg/hashid"
 	"github.com/cloudreve/Cloudreve/v3/pkg/serializer"
 	"github.com/gin-gonic/gin"
 )
@@ -40,10 +39,7 @@ func (service *DirectoryService) ListDirectory(c *gin.Context) serializer.Respon
 
 	return serializer.Response{
 		Code: 0,
-		Data: map[string]interface{}{
-			"parent":  hashid.HashID(parentID, hashid.FolderID),
-			"objects": objects,
-		},
+		Data: serializer.BuildObjectList(parentID, objects, fs.Policy),
 	}
 }
 
diff --git a/service/explorer/upload.go b/service/explorer/upload.go
index 4495461..4e16b8a 100644
--- a/service/explorer/upload.go
+++ b/service/explorer/upload.go
@@ -25,13 +25,6 @@ func (service *UploadCredentialService) Get(ctx context.Context, c *gin.Context)
 		return serializer.Err(serializer.CodePolicyNotAllowed, err.Error(), err)
 	}
 
-	// 存储策略是否一致
-	if service.Type != "" {
-		if service.Type != fs.User.Policy.Type {
-			return serializer.Err(serializer.CodePolicyNotAllowed, "存储策略已变更，请刷新页面", nil)
-		}
-	}
-
 	ctx = context.WithValue(ctx, fsctx.GinCtx, c)
 	credential, err := fs.GetUploadToken(ctx, service.Path, service.Size, service.Name)
 	if err != nil {
diff --git a/service/share/visit.go b/service/share/visit.go
index 0eb0c8e..ce84d1b 100644
--- a/service/share/visit.go
+++ b/service/share/visit.go
@@ -263,10 +263,7 @@ func (service *Service) List(c *gin.Context) serializer.Response {
 
 	return serializer.Response{
 		Code: 0,
-		Data: map[string]interface{}{
-			"parent":  "0000",
-			"objects": objects,
-		},
+		Data: serializer.BuildObjectList(0, objects, nil),
 	}
 }