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uniapp/youjiala/src/components/family-tree-home/family-tree-home.vue

@@ -42,6 +42,7 @@ import { pageUrl } from "@/router/routes";
 import { chooseFiles } from "@/utils/chooseFiles";
 import { saveFileBytes } from "@/utils/dmsBytes";
 import { absoluteFileUrl, backupFileUrl } from "@/utils/fileUrl";
+import { isWeixinBrowser } from "@/utils/weixin";
 
 /** ready：组件挂载完成通知（时序口径见文件底部 onMounted 注释） */
 const emit = defineEmits<{ (e: "ready"): void }>();
@@ -151,6 +152,16 @@ const downloadGlyph = `data:image/svg+xml,${encodeURIComponent(downloadSvg)}`;
 /** H5 下载 App 安装包：复用网盘 file 页同一条下载链——requestBuffer 按当前线路取字节
  *  （后端报错回的是 JSON，按 content-type 转成错误提示，不会跳错误页），saveFileBytes 走 blob <a download> 落盘 */
 async function onDownloadApp(): Promise<void> {
+  // 微信内置浏览器屏蔽 <a download> 且 apk 在微信下载封禁名单里（点击静默无反应），
+  // 只能引导用户到系统浏览器下载
+  if (isWeixinBrowser()) {
+    uni.showModal({
+      title: t("storage.downloadApp"),
+      content: t("storage.openInBrowserTip"),
+      showCancel: false,
+    });
+    return;
+  }
   uni.showLoading({ title: t("storage.downloadingApp"), mask: true });
   try {
     const bytes = await requestBuffer({ url: "/FileServer/youjiala.apk", method: "GET" });