diff --git a/go.mod b/go.mod
index 472156f..d32a7c7 100644
--- a/go.mod
+++ b/go.mod
@@ -173,3 +173,5 @@ require (
 	sigs.k8s.io/yaml v1.2.0 // indirect
 
 )
+
+replace github.com/gomodule/redigo v2.0.0+incompatible => github.com/gomodule/redigo v1.8.9
diff --git a/go.sum b/go.sum
index 17024ef..64a345d 100644
--- a/go.sum
+++ b/go.sum
@@ -362,8 +362,8 @@ github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiu
 github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/golang/snappy v0.0.4 h1:yAGX7huGHXlcLOEtBnF4w7FQwA26wojNCwOYAEhLjQM=
 github.com/golang/snappy v0.0.4/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
-github.com/gomodule/redigo v2.0.0+incompatible h1:K/R+8tc58AaqLkqG2Ol3Qk+DR/TlNuhuh457pBFPtt0=
-github.com/gomodule/redigo v2.0.0+incompatible/go.mod h1:B4C85qUVwatsJoIUNIfCRsp7qO0iAmpGFZ4EELWSbC4=
+github.com/gomodule/redigo v1.8.9 h1:Sl3u+2BI/kk+VEatbj0scLdrFhjPmbxOc1myhDP41ws=
+github.com/gomodule/redigo v1.8.9/go.mod h1:7ArFNvsTjH8GMMzB4uy1snslv2BwmginuMs06a1uzZE=
 github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/btree v1.0.1 h1:gK4Kx5IaGY9CD5sPJ36FHiBJ6ZXl0kilRiiCj+jdYp4=
diff --git a/models/folder.go b/models/folder.go
index ebc1069..80f712c 100644
--- a/models/folder.go
+++ b/models/folder.go
@@ -18,7 +18,8 @@ type Folder struct {
 	OwnerID  uint   `gorm:"index:owner_id"`
 
 	// 数据库忽略字段
-	Position string `gorm:"-"`
+	Position      string `gorm:"-"`
+	WebdavDstName string `gorm:"-"`
 }
 
 // Create 创建目录
@@ -169,6 +170,11 @@ func (folder *Folder) MoveOrCopyFileTo(files []uint, dstFolder *Folder, isCopy b
 			oldFile.FolderID = dstFolder.ID
 			oldFile.UserID = dstFolder.OwnerID
 
+			// webdav目标名重置
+			if dstFolder.WebdavDstName != "" {
+				oldFile.Name = dstFolder.WebdavDstName
+			}
+
 			if err := DB.Create(&oldFile).Error; err != nil {
 				return copiedSize, err
 			}
@@ -177,6 +183,14 @@ func (folder *Folder) MoveOrCopyFileTo(files []uint, dstFolder *Folder, isCopy b
 		}
 
 	} else {
+		var updates = map[string]interface{}{
+			"folder_id": dstFolder.ID,
+		}
+		// webdav目标名重置
+		if dstFolder.WebdavDstName != "" {
+			updates["name"] = dstFolder.WebdavDstName
+		}
+
 		// 更改顶级要移动文件的父目录指向
 		err := DB.Model(File{}).Where(
 			"id in (?) and user_id = ? and folder_id = ?",
@@ -184,9 +198,7 @@ func (folder *Folder) MoveOrCopyFileTo(files []uint, dstFolder *Folder, isCopy b
 			folder.OwnerID,
 			folder.ID,
 		).
-			Update(map[string]interface{}{
-				"folder_id": dstFolder.ID,
-			}).
+			Update(updates).
 			Error
 		if err != nil {
 			return 0, err
@@ -221,6 +233,10 @@ func (folder *Folder) CopyFolderTo(folderID uint, dstFolder *Folder) (size uint6
 		// 顶级目录直接指向新的目的目录
 		if folder.ID == folderID {
 			newID = dstFolder.ID
+			// webdav目标名重置
+			if dstFolder.WebdavDstName != "" {
+				folder.Name = dstFolder.WebdavDstName
+			}
 		} else if IDCache, ok := newIDCache[*folder.ParentID]; ok {
 			newID = IDCache
 		} else {
@@ -282,15 +298,21 @@ func (folder *Folder) MoveFolderTo(dirs []uint, dstFolder *Folder) error {
 		return errors.New("cannot move a folder into itself")
 	}
 
+	var updates = map[string]interface{}{
+		"parent_id": dstFolder.ID,
+	}
+	// webdav目标名重置
+	if dstFolder.WebdavDstName != "" {
+		updates["name"] = dstFolder.WebdavDstName
+	}
+
 	// 更改顶级要移动目录的父目录指向
 	err := DB.Model(Folder{}).Where(
 		"id in (?) and owner_id = ? and parent_id = ?",
 		dirs,
 		folder.OwnerID,
 		folder.ID,
-	).Update(map[string]interface{}{
-		"parent_id": dstFolder.ID,
-	}).Error
+	).Update(updates).Error
 
 	return err
 
diff --git a/pkg/cache/driver.go b/pkg/cache/driver.go
index bf49408..1a3e652 100644
--- a/pkg/cache/driver.go
+++ b/pkg/cache/driver.go
@@ -21,6 +21,7 @@ func Init() {
 			10,
 			conf.RedisConfig.Network,
 			conf.RedisConfig.Server,
+			conf.RedisConfig.User,
 			conf.RedisConfig.Password,
 			conf.RedisConfig.DB,
 		)
diff --git a/pkg/cache/redis.go b/pkg/cache/redis.go
index e02bb48..5c776a0 100644
--- a/pkg/cache/redis.go
+++ b/pkg/cache/redis.go
@@ -44,7 +44,7 @@ func deserializer(value []byte) (interface{}, error) {
 }
 
 // NewRedisStore 创建新的redis存储
-func NewRedisStore(size int, network, address, password, database string) *RedisStore {
+func NewRedisStore(size int, network, address, user, password, database string) *RedisStore {
 	return &RedisStore{
 		pool: &redis.Pool{
 			MaxIdle:     size,
@@ -63,6 +63,7 @@ func NewRedisStore(size int, network, address, password, database string) *Redis
 					network,
 					address,
 					redis.DialDatabase(db),
+					redis.DialUsername(user),
 					redis.DialPassword(password),
 				)
 				if err != nil {
diff --git a/pkg/cache/redis_test.go b/pkg/cache/redis_test.go
index 79dc6fc..c9f1692 100644
--- a/pkg/cache/redis_test.go
+++ b/pkg/cache/redis_test.go
@@ -13,7 +13,7 @@ import (
 func TestNewRedisStore(t *testing.T) {
 	asserts := assert.New(t)
 
-	store := NewRedisStore(10, "tcp", "", "", "0")
+	store := NewRedisStore(10, "tcp", "", "", "", "0")
 	asserts.NotNil(store)
 
 	asserts.Panics(func() {
diff --git a/pkg/conf/conf.go b/pkg/conf/conf.go
index 207e4ac..b0a4ea4 100644
--- a/pkg/conf/conf.go
+++ b/pkg/conf/conf.go
@@ -53,6 +53,7 @@ type slave struct {
 type redis struct {
 	Network  string
 	Server   string
+	User	 string
 	Password string
 	DB       string
 }
diff --git a/pkg/filesystem/fsctx/context.go b/pkg/filesystem/fsctx/context.go
index 942551c..3c6445d 100644
--- a/pkg/filesystem/fsctx/context.go
+++ b/pkg/filesystem/fsctx/context.go
@@ -35,4 +35,6 @@ const (
 	CancelFuncCtx
 	// 文件在从机节点中的路径
 	SlaveSrcPath
+	// Webdav目标名称
+	WebdavDstName
 )
diff --git a/pkg/filesystem/manage.go b/pkg/filesystem/manage.go
index acf739c..c77c9d9 100644
--- a/pkg/filesystem/manage.go
+++ b/pkg/filesystem/manage.go
@@ -69,6 +69,11 @@ func (fs *FileSystem) Copy(ctx context.Context, dirs, files []uint, src, dst str
 	// 记录复制的文件的总容量
 	var newUsedStorage uint64
 
+	// 设置webdav目标名
+	if dstName, ok := ctx.Value(fsctx.WebdavDstName).(string); ok {
+		dstFolder.WebdavDstName = dstName
+	}
+
 	// 复制目录
 	if len(dirs) > 0 {
 		subFileSizes, err := srcFolder.CopyFolderTo(dirs[0], dstFolder)
@@ -103,6 +108,11 @@ func (fs *FileSystem) Move(ctx context.Context, dirs, files []uint, src, dst str
 		return ErrPathNotExist
 	}
 
+	// 设置webdav目标名
+	if dstName, ok := ctx.Value(fsctx.WebdavDstName).(string); ok {
+		dstFolder.WebdavDstName = dstName
+	}
+
 	// 处理目录及子文件移动
 	err := srcFolder.MoveFolderTo(dirs, dstFolder)
 	if err != nil {
diff --git a/pkg/thumb/ffmpeg.go b/pkg/thumb/ffmpeg.go
index 5ad9944..d98f107 100644
--- a/pkg/thumb/ffmpeg.go
+++ b/pkg/thumb/ffmpeg.go
@@ -67,9 +67,8 @@ func (f *FfmpegGenerator) Generate(ctx context.Context, file io.Reader, src, nam
 
 	// Invoke ffmpeg
 	scaleOpt := fmt.Sprintf("scale=%s:%s:force_original_aspect_ratio=decrease", options["thumb_width"], options["thumb_height"])
-	inputFormat := filepath.Ext(name)[1:]
 	cmd := exec.CommandContext(ctx,
-		ffmpegOpts["thumb_ffmpeg_path"], "-ss", ffmpegOpts["thumb_ffmpeg_seek"], "-f", inputFormat, "-i", tempInputPath,
+		ffmpegOpts["thumb_ffmpeg_path"], "-ss", ffmpegOpts["thumb_ffmpeg_seek"], "-i", tempInputPath,
 		"-vf", scaleOpt, "-vframes", "1", tempOutputPath)
 
 	// Redirect IO
diff --git a/pkg/webdav/file.go b/pkg/webdav/file.go
index 5076a63..a0e589b 100644
--- a/pkg/webdav/file.go
+++ b/pkg/webdav/file.go
@@ -9,9 +9,12 @@ import (
 	"net/http"
 	"path"
 	"path/filepath"
+	"strconv"
+	"time"
 
 	model "github.com/cloudreve/Cloudreve/v3/models"
 	"github.com/cloudreve/Cloudreve/v3/pkg/filesystem"
+	"github.com/cloudreve/Cloudreve/v3/pkg/filesystem/fsctx"
 )
 
 // slashClean is equivalent to but slightly more efficient than
@@ -23,6 +26,31 @@ func slashClean(name string) string {
 	return path.Clean(name)
 }
 
+// 更新Copy或Move后的修改时间
+func updateCopyMoveModtime(req *http.Request, fs *filesystem.FileSystem, dst string) error {
+	var modtime time.Time
+	if timeVal := req.Header.Get("X-OC-Mtime"); timeVal != "" {
+		timeUnix, err := strconv.ParseInt(timeVal, 10, 64)
+		if err == nil {
+			modtime = time.Unix(timeUnix, 0)
+		}
+	}
+
+	if modtime.IsZero() {
+		return nil
+	}
+
+	ok, fi := isPathExist(req.Context(), fs, dst)
+	if !ok {
+		return nil
+	}
+
+	if fi.IsDir() {
+		return model.DB.Model(fi.(*model.Folder)).UpdateColumn("updated_at", modtime).Error
+	}
+	return model.DB.Model(fi.(*model.File)).UpdateColumn("updated_at", modtime).Error
+}
+
 // moveFiles moves files and/or directories from src to dst.
 //
 // See section 9.9.4 for when various HTTP status codes apply.
@@ -44,20 +72,17 @@ func moveFiles(ctx context.Context, fs *filesystem.FileSystem, src FileInfo, dst
 		}
 	}
 
-
 	// 判断是否需要移动
 	if src.GetPosition() != path.Dir(dst) {
 		err = fs.Move(
-			ctx,
+			context.WithValue(ctx, fsctx.WebdavDstName, path.Base(dst)),
 			folderIDs,
 			fileIDs,
 			src.GetPosition(),
 			path.Dir(dst),
 		)
-	}
-
-	// 判断是否需要重命名
-	if err == nil && src.GetName() != path.Base(dst) {
+	} else if src.GetName() != path.Base(dst) {
+		// 判断是否需要重命名
 		err = fs.Rename(
 			ctx,
 			folderIDs,
@@ -81,7 +106,6 @@ func copyFiles(ctx context.Context, fs *filesystem.FileSystem, src FileInfo, dst
 	}
 	recursion++
 
-
 	var (
 		fileIDs   []uint
 		folderIDs []uint
@@ -100,7 +124,7 @@ func copyFiles(ctx context.Context, fs *filesystem.FileSystem, src FileInfo, dst
 	}
 
 	err = fs.Copy(
-		ctx,
+		context.WithValue(ctx, fsctx.WebdavDstName, path.Base(dst)),
 		folderIDs,
 		fileIDs,
 		src.GetPosition(),
diff --git a/pkg/webdav/prop.go b/pkg/webdav/prop.go
index e60775c..fa5e76e 100644
--- a/pkg/webdav/prop.go
+++ b/pkg/webdav/prop.go
@@ -49,7 +49,7 @@ func (file *FileDeadProps) Patch(proppatches []Proppatch) ([]Propstat, error) {
 				var modtimeUnix int64
 				modtimeUnix, err = strconv.ParseInt(string(prop.InnerXML), 10, 64)
 				if err == nil {
-					err = model.DB.Model(file).UpdateColumn("updated_at", time.Unix(modtimeUnix, 0)).Error
+					err = model.DB.Model(file.File).UpdateColumn("updated_at", time.Unix(modtimeUnix, 0)).Error
 				}
 			}
 		}
@@ -78,7 +78,7 @@ func (folder *FolderDeadProps) Patch(proppatches []Proppatch) ([]Propstat, error
 				var modtimeUnix int64
 				modtimeUnix, err = strconv.ParseInt(string(prop.InnerXML), 10, 64)
 				if err == nil {
-					err = model.DB.Model(folder).UpdateColumn("updated_at", time.Unix(modtimeUnix, 0)).Error
+					err = model.DB.Model(folder.Folder).UpdateColumn("updated_at", time.Unix(modtimeUnix, 0)).Error
 				}
 			}
 		}
diff --git a/pkg/webdav/webdav.go b/pkg/webdav/webdav.go
index 9b2ff1b..3c72f11 100644
--- a/pkg/webdav/webdav.go
+++ b/pkg/webdav/webdav.go
@@ -496,7 +496,16 @@ func (h *Handler) handleCopyMove(w http.ResponseWriter, r *http.Request, fs *fil
 				return http.StatusBadRequest, errInvalidDepth
 			}
 		}
-		return copyFiles(ctx, fs, target, dst, r.Header.Get("Overwrite") != "F", depth, 0)
+		status, err = copyFiles(ctx, fs, target, dst, r.Header.Get("Overwrite") != "F", depth, 0)
+		if err != nil {
+			return status, err
+		}
+
+		err = updateCopyMoveModtime(r, fs, dst)
+		if err != nil {
+			return http.StatusInternalServerError, err
+		}
+		return status, nil
 	}
 
 	// windows下，某些情况下（网盘根目录下）Office保存文件时附带的锁token只包含源文件，
@@ -515,7 +524,16 @@ func (h *Handler) handleCopyMove(w http.ResponseWriter, r *http.Request, fs *fil
 			return http.StatusBadRequest, errInvalidDepth
 		}
 	}
-	return moveFiles(ctx, fs, target, dst, r.Header.Get("Overwrite") == "T")
+	status, err = moveFiles(ctx, fs, target, dst, r.Header.Get("Overwrite") == "T")
+	if err != nil {
+		return status, err
+	}
+
+	err = updateCopyMoveModtime(r, fs, dst)
+	if err != nil {
+		return http.StatusInternalServerError, err
+	}
+	return status, nil
 }
 
 // OK