diff --git a/internal/api/third.go b/internal/api/third.go
index 952c1614c..deb4c87c2 100644
--- a/internal/api/third.go
+++ b/internal/api/third.go
@@ -81,13 +81,14 @@ func (o *Third) GetURL(c *gin.Context) {
 		c.String(http.StatusBadRequest, fmt.Sprintf("expires is invalid: %s", err.Error()))
 		return
 	}
+	attachment, _ := strconv.ParseBool(c.Query("attachment"))
 	client, err := o.client()
 	if err != nil {
 		c.String(http.StatusInternalServerError, err.Error())
 		return
 	}
 	c.Set(constant.OperationID, operationID)
-	resp, err := client.GetUrl(mcontext.SetOperationID(c, operationID), &third.GetUrlReq{Name: name, Expires: expires})
+	resp, err := client.GetUrl(mcontext.SetOperationID(c, operationID), &third.GetUrlReq{Name: name, Expires: expires, Attachment: attachment})
 	if err != nil {
 		if errs.ErrArgs.Is(err) {
 			c.String(http.StatusBadRequest, err.Error())
diff --git a/pkg/common/db/controller/storage.go b/pkg/common/db/controller/storage.go
index ce43a2db2..ec707c905 100644
--- a/pkg/common/db/controller/storage.go
+++ b/pkg/common/db/controller/storage.go
@@ -379,7 +379,10 @@ func (c *s3Database) GetUrl(ctx context.Context, req *third.GetUrlReq) (*third.G
 	if err != nil {
 		return nil, err
 	}
-	opt := obj.HeaderOption{Filename: info.Name, ContentType: info.ContentType}
+	opt := obj.HeaderOption{ContentType: info.ContentType}
+	if req.Attachment {
+		opt.Filename = info.Name
+	}
 	u, err := c.obj.PresignedGetURL(ctx, hash.Bucket, hash.Name, time.Duration(req.Expires)*time.Millisecond, &opt)
 	if err != nil {
 		return nil, err
diff --git a/pkg/proto/third/third.pb.go b/pkg/proto/third/third.pb.go
index 8731df0a6..27ab0cff4 100644
--- a/pkg/proto/third/third.pb.go
+++ b/pkg/proto/third/third.pb.go
@@ -282,8 +282,9 @@ type GetUrlReq struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Name    string `protobuf:"bytes,1,opt,name=name,proto3" json:"name"`        // 文件名
-	Expires int64  `protobuf:"varint,2,opt,name=expires,proto3" json:"expires"` // url有效时间
+	Name       string `protobuf:"bytes,1,opt,name=name,proto3" json:"name"`              // 文件名
+	Expires    int64  `protobuf:"varint,2,opt,name=expires,proto3" json:"expires"`       // url有效时间
+	Attachment bool   `protobuf:"varint,3,opt,name=attachment,proto3" json:"attachment"` // 是否是附件
 }
 
 func (x *GetUrlReq) Reset() {
@@ -332,6 +333,13 @@ func (x *GetUrlReq) GetExpires() int64 {
 	return 0
 }
 
+func (x *GetUrlReq) GetAttachment() bool {
+	if x != nil {
+		return x.Attachment
+	}
+	return false
+}
+
 type GetUrlResp struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -597,7 +605,7 @@ type GetSignalInvitationInfoReq struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	ClientMsgID string `protobuf:"bytes,1,opt,name=ClientMsgID,proto3" json:"ClientMsgID"`
+	ClientMsgID string `protobuf:"bytes,1,opt,name=clientMsgID,proto3" json:"clientMsgID"`
 }
 
 func (x *GetSignalInvitationInfoReq) Reset() {
@@ -801,8 +809,8 @@ type FcmUpdateTokenReq struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	PlatformID int32  `protobuf:"varint,1,opt,name=PlatformID,proto3" json:"PlatformID"`
-	FcmToken   string `protobuf:"bytes,2,opt,name=FcmToken,proto3" json:"FcmToken"`
+	PlatformID int32  `protobuf:"varint,1,opt,name=platformID,proto3" json:"platformID"`
+	FcmToken   string `protobuf:"bytes,2,opt,name=fcmToken,proto3" json:"fcmToken"`
 	Account    string `protobuf:"bytes,3,opt,name=account,proto3" json:"account"`
 	ExpireTime int64  `protobuf:"varint,4,opt,name=expireTime,proto3" json:"expireTime"`
 }
@@ -911,7 +919,7 @@ type SetAppBadgeReq struct {
 	unknownFields protoimpl.UnknownFields
 
 	UserID         string `protobuf:"bytes,1,opt,name=userID,proto3" json:"userID"`
-	AppUnreadCount int32  `protobuf:"varint,2,opt,name=AppUnreadCount,proto3" json:"AppUnreadCount"`
+	AppUnreadCount int32  `protobuf:"varint,2,opt,name=appUnreadCount,proto3" json:"appUnreadCount"`
 }
 
 func (x *SetAppBadgeReq) Reset() {
@@ -1027,11 +1035,13 @@ var file_third_third_proto_rawDesc = []byte{
 	0x71, 0x12, 0x14, 0x0a, 0x05, 0x70, 0x75, 0x74, 0x49, 0x44, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09,
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+	0x78, 0x70, 0x69, 0x72, 0x65, 0x73, 0x12, 0x1e, 0x0a, 0x0a, 0x61, 0x74, 0x74, 0x61, 0x63, 0x68,
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@@ -1058,9 +1068,9 @@ var file_third_third_proto_rawDesc = []byte{
 	0x72, 0x64, 0x2e, 0x47, 0x65, 0x74, 0x50, 0x75, 0x74, 0x46, 0x72, 0x61, 0x67, 0x6d, 0x65, 0x6e,
 	0x74, 0x52, 0x09, 0x66, 0x72, 0x61, 0x67, 0x6d, 0x65, 0x6e, 0x74, 0x73, 0x22, 0x3e, 0x0a, 0x1a,
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+	0x0b, 0x63, 0x6c, 0x69, 0x65, 0x6e, 0x74, 0x4d, 0x73, 0x67, 0x49, 0x44, 0x22, 0xb8, 0x01, 0x0a,
 	0x1b, 0x47, 0x65, 0x74, 0x53, 0x69, 0x67, 0x6e, 0x61, 0x6c, 0x49, 0x6e, 0x76, 0x69, 0x74, 0x61,
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@@ -1090,10 +1100,10 @@ var file_third_third_proto_rawDesc = []byte{
 	0x75, 0x73, 0x68, 0x49, 0x6e, 0x66, 0x6f, 0x52, 0x0f, 0x6f, 0x66, 0x66, 0x6c, 0x69, 0x6e, 0x65,
 	0x50, 0x75, 0x73, 0x68, 0x49, 0x6e, 0x66, 0x6f, 0x22, 0x89, 0x01, 0x0a, 0x11, 0x46, 0x63, 0x6d,
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 	0x63, 0x6f, 0x75, 0x6e, 0x74, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x07, 0x61, 0x63, 0x63,
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@@ -1101,8 +1111,8 @@ var file_third_third_proto_rawDesc = []byte{
 	0x65, 0x54, 0x6f, 0x6b, 0x65, 0x6e, 0x52, 0x65, 0x73, 0x70, 0x22, 0x50, 0x0a, 0x0e, 0x53, 0x65,
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diff --git a/pkg/proto/third/third.proto b/pkg/proto/third/third.proto
index 8025256e2..0a0062a5e 100644
--- a/pkg/proto/third/third.proto
+++ b/pkg/proto/third/third.proto
@@ -30,6 +30,7 @@ message ConfirmPutResp {
 message GetUrlReq {
   string name = 1; // 文件名
   int64 expires = 2; // url有效时间
+  bool attachment = 3;// 是否是附件
 }
 
 message GetUrlResp {
@@ -58,7 +59,7 @@ message GetPutResp {
 }
 
 message GetSignalInvitationInfoReq {
-  string ClientMsgID = 1;
+  string clientMsgID = 1;
 }
 
 message GetSignalInvitationInfoResp {
@@ -76,8 +77,8 @@ message GetSignalInvitationInfoStartAppResp {
 }
 
 message FcmUpdateTokenReq {
-  int32 PlatformID = 1;
-  string FcmToken = 2;
+  int32 platformID = 1;
+  string fcmToken = 2;
   string account = 3;
   int64 expireTime = 4;
 }
@@ -87,7 +88,7 @@ message FcmUpdateTokenResp {
 
 message SetAppBadgeReq {
   string userID = 1;
-  int32 AppUnreadCount = 2;
+  int32 appUnreadCount = 2;
 }
 
 message SetAppBadgeResp {