diff --git a/internal/chatlog/http/route.go b/internal/chatlog/http/route.go
index 3154a17..24dd57b 100644
--- a/internal/chatlog/http/route.go
+++ b/internal/chatlog/http/route.go
@@ -404,7 +404,7 @@ func (s *Service) handleDashboard(c *gin.Context) {
 		WeeklyAvg int      `json:"weekly_avg"`
 		MostActiveHour string `json:"most_active_hour"`
 	}
-	type ContentAnalysis struct { Text int64 `json:"text_messages"`; Images int64 `json:"images"`; Voice int64 `json:"voice_messages"`; Files int64 `json:"files"`; Links int64 `json:"links"`; Others int64 `json:"others"` }
+	type ContentAnalysis struct { Text int64 `json:"text_messages"`; Images int64 `json:"images"`; Voice int64 `json:"voice_messages"`; Files int64 `json:"files"`; Links int64 `json:"links"`; FileLinkTotal int64 `json:"file_link_total"`; Others int64 `json:"others"` }
 	type GroupListItem struct { Name string `json:"name"`; Members int `json:"members"`; Messages int64 `json:"messages"`; Active bool `json:"active"` }
 	type HourlyActivity struct { Hour string `json:"hour"`; Messages int64 `json:"messages"` }
 	type GroupAnalysis struct {
@@ -510,8 +510,16 @@ func (s *Service) handleDashboard(c *gin.Context) {
 		GroupAnalysis: GroupAnalysis{
 			Title: "群聊分析",
 			Overview: GroupOverview{ TotalGroups: len(overviewGroups), ActiveGroups: activeGroups, TodayMessages: int(todayMessages), WeeklyAvg: weeklyAvg, MostActiveHour: mostActiveHour },
-			// 扩展：增加 links 字段（结构体需更新）
-			ContentAnalysis: ContentAnalysis{ Text: msgTypes["文本消息"], Images: msgTypes["图片消息"], Voice: msgTypes["语音消息"], Files: msgTypes["文件消息"], Links: msgTypes["链接消息"], Others: totalMsgs - (msgTypes["文本消息"]+msgTypes["图片消息"]+msgTypes["语音消息"]+msgTypes["文件消息"]+msgTypes["链接消息"]) },
+			// 扩展：增加 links 与汇总 file_link_total
+			ContentAnalysis: ContentAnalysis{
+				Text: msgTypes["文本消息"],
+				Images: msgTypes["图片消息"],
+				Voice: msgTypes["语音消息"],
+				Files: msgTypes["文件消息"],
+				Links: msgTypes["链接消息"],
+				FileLinkTotal: msgTypes["文件消息"] + msgTypes["链接消息"],
+				Others: totalMsgs - (msgTypes["文本消息"] + msgTypes["图片消息"] + msgTypes["语音消息"] + msgTypes["文件消息"] + msgTypes["链接消息"]),
+			},
 			GroupList: glist,
 			HourlyActivity: hacts,
 		},
diff --git a/internal/wechatdb/datasource/darwinv3/datasource.go b/internal/wechatdb/datasource/darwinv3/datasource.go
index be550fd..759a99d 100644
--- a/internal/wechatdb/datasource/darwinv3/datasource.go
+++ b/internal/wechatdb/datasource/darwinv3/datasource.go
@@ -774,19 +774,44 @@ func (ds *DataSource) GlobalMessageStats(ctx context.Context) (*model.GlobalMess
 				if stats.EarliestUnix == 0 || (minct > 0 && minct < stats.EarliestUnix) { stats.EarliestUnix = minct }
 				if maxct > stats.LatestUnix { stats.LatestUnix = maxct }
 			}
-			// by type
-			q2 := fmt.Sprintf(`SELECT messageType, COUNT(*) FROM %s GROUP BY messageType`, tbl)
+			// by type（先统计非 49）
+			q2 := fmt.Sprintf(`SELECT messageType, COUNT(*) FROM %s WHERE messageType != 49 GROUP BY messageType`, tbl)
 			rows, err := db.QueryContext(ctx, q2)
 			if err == nil {
 				for rows.Next() {
 					var t int64; var cnt int64
 					if err := rows.Scan(&t, &cnt); err == nil {
-						label := mapV4TypeToLabel(t) // 复用 v4 的类型映射
+						label := mapV4TypeToLabel(t)
 						if label != "" { stats.ByType[label] += cnt }
 					}
 				}
 				rows.Close()
 			}
+			// 细分 49
+			q49 := fmt.Sprintf(`SELECT msgContent FROM %s WHERE messageType = 49`, tbl)
+			orows, err := db.QueryContext(ctx, q49)
+			if err == nil {
+				for orows.Next() {
+					var mc string
+					if err := orows.Scan(&mc); err == nil {
+						lc := strings.ToLower(mc)
+						if strings.Contains(lc, "<appmsg") {
+							if strings.Contains(lc, "<type>") && strings.Contains(lc, "</type>") {
+								i1 := strings.Index(lc, "<type>")
+								i2 := strings.Index(lc[i1+6:], "</type>")
+								if i1 >= 0 && i2 > 0 {
+									val := lc[i1+6 : i1+6+i2]
+									if strings.TrimSpace(val) == "6" { stats.ByType["文件消息"]++; continue }
+									if strings.TrimSpace(val) == "5" || strings.TrimSpace(val) == "33" { stats.ByType["链接消息"]++; continue }
+								}
+							}
+						}
+						if strings.Contains(lc, "http://") || strings.Contains(lc, "https://") { stats.ByType["链接消息"]++; continue }
+						stats.ByType["XML消息"]++
+					}
+				}
+				orows.Close()
+			}
 		}
 	}
 	return stats, nil
diff --git a/internal/wechatdb/datasource/v4/datasource.go b/internal/wechatdb/datasource/v4/datasource.go
index 2afa135..2ea531b 100644
--- a/internal/wechatdb/datasource/v4/datasource.go
+++ b/internal/wechatdb/datasource/v4/datasource.go
@@ -802,8 +802,9 @@ func (ds *DataSource) GlobalMessageStats(ctx context.Context) (*model.GlobalMess
 				if stats.EarliestUnix == 0 || (minct > 0 && minct < stats.EarliestUnix) { stats.EarliestUnix = minct }
 				if maxct > stats.LatestUnix { stats.LatestUnix = maxct }
 			}
-			// by type
-			q2 := fmt.Sprintf(`SELECT local_type, COUNT(*) FROM %s GROUP BY local_type`, tbl)
+			// by type (细分 49)
+			// 先统计除 49 之外类型
+			q2 := fmt.Sprintf(`SELECT local_type, COUNT(*) FROM %s WHERE local_type != 49 GROUP BY local_type`, tbl)
 			rows, err := db.QueryContext(ctx, q2)
 			if err == nil {
 				for rows.Next() {
@@ -815,6 +816,46 @@ func (ds *DataSource) GlobalMessageStats(ctx context.Context) (*model.GlobalMess
 				}
 				rows.Close()
 			}
+			// 针对 49 类型再做细分：简单解析 message_content 判断是文件、链接或通用 XML
+			q49 := fmt.Sprintf(`SELECT message_content FROM %s WHERE local_type = 49`, tbl)
+			orows, err := db.QueryContext(ctx, q49)
+			if err == nil {
+				for orows.Next() {
+					var mc []byte
+					if err := orows.Scan(&mc); err == nil {
+						content := string(mc)
+						// 可能压缩，简单特征判断（保持轻量；深度解压需额外性能，可后续拓展）
+						lc := strings.ToLower(content)
+						if strings.Contains(lc, "<appmsg") {
+							if strings.Contains(lc, "<type>") && strings.Contains(lc, "</type>") {
+								// 简单提取 type 数字
+								i1 := strings.Index(lc, "<type>")
+								i2 := strings.Index(lc[i1+6:], "</type>")
+								if i1 >= 0 && i2 > 0 {
+									val := lc[i1+6 : i1+6+i2]
+									// 常见：6=文件, 5/33=链接(网页), 3=音乐, 4=视频, 其他归类为 XML
+									if strings.TrimSpace(val) == "6" {
+										stats.ByType["文件消息"]++
+										continue
+									}
+									if strings.TrimSpace(val) == "5" || strings.TrimSpace(val) == "33" {
+										stats.ByType["链接消息"]++
+										continue
+									}
+								}
+							}
+							// 兜底：若包含 url 或 http(s) 关键词也认为链接
+							if strings.Contains(lc, "http://") || strings.Contains(lc, "https://") {
+								stats.ByType["链接消息"]++
+								continue
+							}
+							// 再兜底为 XML消息
+							stats.ByType["XML消息"]++
+						}
+					}
+				}
+				orows.Close()
+			}
 		}
 	}
 	return stats, nil