diff --git a/go.mod b/go.mod
index cc44a66..a5f87b5 100644
--- a/go.mod
+++ b/go.mod
@@ -84,6 +84,7 @@ require (
 	github.com/google/pprof v0.0.0-20241009165004-a3522334989c // indirect
 	github.com/gorilla/css v1.0.1 // indirect
 	github.com/gorilla/securecookie v1.1.2 // indirect
+	github.com/h2non/filetype v1.1.3 // indirect
 	github.com/hashicorp/errwrap v1.1.0 // indirect
 	github.com/hashicorp/go-multierror v1.1.1 // indirect
 	github.com/imroc/req/v3 v3.48.0 // indirect
@@ -118,6 +119,7 @@ require (
 	github.com/quic-go/quic-go v0.48.0 // indirect
 	github.com/refraction-networking/utls v1.6.7 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
+	github.com/rock-rabbit/rain v0.4.5 // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/ugorji/go/codec v1.2.12 // indirect
 	github.com/xdg-go/pbkdf2 v1.0.0 // indirect
@@ -136,6 +138,7 @@ require (
 	golang.org/x/net v0.30.0 // indirect
 	golang.org/x/sync v0.8.0 // indirect
 	golang.org/x/sys v0.26.0 // indirect
+	golang.org/x/time v0.7.0 // indirect
 	golang.org/x/tools v0.26.0 // indirect
 	google.golang.org/protobuf v1.35.1 // indirect
 	gorm.io/datatypes v1.2.2 // indirect
diff --git a/go.sum b/go.sum
index adf628e..2e20c2d 100644
--- a/go.sum
+++ b/go.sum
@@ -174,6 +174,8 @@ github.com/gorilla/sessions v1.2.2 h1:lqzMYz6bOfvn2WriPUjNByzeXIlVzURcPmgMczkmTj
 github.com/gorilla/sessions v1.2.2/go.mod h1:ePLdVu+jbEgHH+KWw8I1z2wqd0BAdAQh/8LRvBeoNcQ=
 github.com/gorilla/sessions v1.4.0 h1:kpIYOp/oi6MG/p5PgxApU8srsSw9tuFbt46Lt7auzqQ=
 github.com/gorilla/sessions v1.4.0/go.mod h1:FLWm50oby91+hl7p/wRxDth9bWSuk0qVL2emc7lT5ik=
+github.com/h2non/filetype v1.1.3 h1:FKkx9QbD7HR/zjK1Ia5XiBsq9zdLi5Kf3zGyFTAFkGg=
+github.com/h2non/filetype v1.1.3/go.mod h1:319b3zT68BvV+WRj7cwy856M2ehB3HqNOt6sy1HndBY=
 github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
 github.com/hashicorp/errwrap v1.1.0 h1:OxrOeh75EUXMY8TBjag2fzXGZ40LB6IKw45YeGUDY2I=
 github.com/hashicorp/errwrap v1.1.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
@@ -300,6 +302,8 @@ github.com/refraction-networking/utls v1.6.7 h1:zVJ7sP1dJx/WtVuITug3qYUq034cDq9B
 github.com/refraction-networking/utls v1.6.7/go.mod h1:BC3O4vQzye5hqpmDTWUqi4P5DDhzJfkV1tdqtawQIH0=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
+github.com/rock-rabbit/rain v0.4.5 h1:SNzv5oTN978STB477XQ/+3tctdqT+Cdf0pN+ru2mhM8=
+github.com/rock-rabbit/rain v0.4.5/go.mod h1:3weEuxzk4ZxQZF158l2Vb+0Y+s2jGcIdjwJJFUvRB5c=
 github.com/rogpeppe/go-internal v1.12.0 h1:exVL4IDcn6na9z1rAb56Vxr+CgyK3nn3O+epU5NdKM8=
 github.com/rogpeppe/go-internal v1.12.0/go.mod h1:E+RYuTGaKKdloAfM02xzb0FW3Paa99yedzYV+kq4uf4=
 github.com/sirupsen/logrus v1.8.1/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
@@ -470,6 +474,8 @@ golang.org/x/text v0.19.0 h1:kTxAhCbGbxhK0IwgSKiMO5awPoDQ0RpfiVYBfK860YM=
 golang.org/x/text v0.19.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
 golang.org/x/time v0.5.0 h1:o7cqy6amK/52YcAKIPlM3a+Fpj35zvRj2TP+e1xFSfk=
 golang.org/x/time v0.5.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
+golang.org/x/time v0.7.0 h1:ntUhktv3OPE6TgYxXWv9vKvUSJyIFJlyohwbkEwPrKQ=
+golang.org/x/time v0.7.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190425150028-36563e24a262/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
diff --git a/utils/generate_avatar.go b/utils/generate_avatar.go
index 1c7010b..09a9836 100644
--- a/utils/generate_avatar.go
+++ b/utils/generate_avatar.go
@@ -5,54 +5,99 @@ import (
 	"io"
 	"net/http"
 	"schisandra-cloud-album/global"
+	"strconv"
 	"time"
 )
 
-// 获取网络图片
-var client = &http.Client{
-	Timeout: 5 * time.Second, // 超时时间
-}
+const (
+	numParts = 4 // 分成4块
+)
 
-// GenerateAvatar 用于生成用户头像
 func GenerateAvatar(userId string) (baseImg string) {
-
 	path := "https://api.multiavatar.com/" + userId + ".png"
 
-	// 创建请求
-	request, err := http.NewRequest("GET", path, nil)
+	// 创建 HTTP 客户端并设置超时时间
+	client := &http.Client{
+		Timeout: 10 * time.Second,
+	}
+
+	// 发送 HEAD 请求获取图片大小
+	headReq, err := http.NewRequest("HEAD", path, nil)
 	if err != nil {
 		global.LOG.Error(err)
 		return ""
 	}
 
-	// 发送请求并获取响应
-	respImg, err := client.Do(request)
+	respHead, err := client.Do(headReq)
 	if err != nil {
 		global.LOG.Error(err)
 		return ""
 	}
-	defer func(Body io.ReadCloser) {
-		err = Body.Close()
-		if err != nil {
-			global.LOG.Error(err)
-			return
-		}
-	}(respImg.Body)
+	defer respHead.Body.Close()
 
-	// 读取图片数据
-	imgByte, err := io.ReadAll(respImg.Body)
-	if err != nil {
-		global.LOG.Error(err)
+	// 获取图片大小
+	contentLength := respHead.ContentLength
+	if contentLength <= 0 {
 		return ""
 	}
 
+	imgChunks := make([][]byte, numParts) // 存储每个部分的图片数据
+
+	// 启动多个 goroutine 下载分块
+	for i := 0; i < numParts; i++ {
+		wg.Add(1)
+		go func(part int) {
+			defer wg.Done()
+			start := (contentLength / int64(numParts)) * int64(part)
+			end := start + (contentLength / int64(numParts)) - 1
+			if part == numParts-1 {
+				end = contentLength - 1 // 最后一部分下载到文件末尾
+			}
+
+			// 创建 RANGE 请求
+			rangeHeader := "bytes=" + strconv.FormatInt(start, 10) + "-" + strconv.FormatInt(end, 10)
+			request, err := http.NewRequest("GET", path, nil)
+			if err != nil {
+				global.LOG.Error(err)
+				return
+			}
+			request.Header.Set("Range", rangeHeader)
+
+			respImg, err := client.Do(request)
+			if err != nil {
+				global.LOG.Error(err)
+				return
+			}
+			defer respImg.Body.Close()
+
+			// 读取图片数据
+			imgByte, err := io.ReadAll(respImg.Body)
+			if err != nil {
+				global.LOG.Error(err)
+				return
+			}
+
+			// 存储分块
+			imgChunks[part] = imgByte
+		}(i)
+	}
+
+	wg.Wait() // 等待所有 goroutine 完成
+
+	// 合并所有部分
+	var fullImg []byte
+	for _, chunk := range imgChunks {
+		fullImg = append(fullImg, chunk...)
+	}
+
 	// 判断文件类型，生成一个前缀
-	mimeType := http.DetectContentType(imgByte)
+	mimeType := http.DetectContentType(fullImg)
 	switch mimeType {
 	case "image/png":
-		baseImg = "data:image/png;base64," + base64.StdEncoding.EncodeToString(imgByte)
+		baseImg = "data:image/png;base64," + base64.StdEncoding.EncodeToString(fullImg)
 	default:
 		return ""
 	}
+
 	return baseImg
 }