diff --git a/apps/web/app/components/files/dialogs.tsx b/apps/web/app/components/files/dialogs.tsx
index 9d026129..1005a0ff 100644
--- a/apps/web/app/components/files/dialogs.tsx
+++ b/apps/web/app/components/files/dialogs.tsx
@@ -1093,8 +1093,8 @@ const SKIP_TEXT: Record<string, string> = {
 export function ScrapeDialog({ items, root, onClose }: { items: FileEntry[]; root: FileRoot; onClose: () => void }) {
   const settings = useSettings();
   const scrape = useScrape();
-  const [mode, setMode] = useState<"missing" | "overwrite" | null>(null);
-  const curMode = mode ?? settings.data?.organize.scrapeMode ?? "missing";
+  const [mode, setMode] = useState<"missing" | "overwrite" | "update" | null>(null);
+  const curMode = mode ?? settings.data?.organize.scrapeMode ?? "update";
   const [recordIds, setRecordIds] = useState<string[]>([]);
   const [choices, setChoices] = useState<FilesScrapeNeedsChoice[]>([]);
   const [picked, setPicked] = useState<Record<string, WizardEntity | null>>({});
@@ -1157,6 +1157,7 @@ export function ScrapeDialog({ items, root, onClose }: { items: FileEntry[]; roo
               <fieldset aria-label="已有文件" className="m-0 flex flex-wrap gap-1.5 border-0 p-0">
                 {(
                   [
+                    ["update", "更新"],
                     ["missing", "只补缺失"],
                     ["overwrite", "全部覆盖"],
                   ] as const
diff --git a/apps/web/app/components/files/mock.ts b/apps/web/app/components/files/mock.ts
index 9640bd45..a9284f3c 100644
--- a/apps/web/app/components/files/mock.ts
+++ b/apps/web/app/components/files/mock.ts
@@ -704,7 +704,7 @@ let seq = 0;
 const SCRAPES = new Map<string, ScrapeRecord>();
 function mockScrape(b: {
   items: { root: string; path: string; mediaEntityId?: string; external?: { externalId: string } }[];
-  mode?: "missing" | "overwrite";
+  mode?: "missing" | "overwrite" | "update";
 }) {
   const records: ScrapeRecord[] = [];
   const needsChoice: unknown[] = [];
diff --git a/apps/web/app/components/library/scrape-panel.tsx b/apps/web/app/components/library/scrape-panel.tsx
index e27eadae..fe6e0429 100644
--- a/apps/web/app/components/library/scrape-panel.tsx
+++ b/apps/web/app/components/library/scrape-panel.tsx
@@ -70,7 +70,7 @@ function FileRow({ f }: { f: ScrapeFileResult }) {
         )}
       </span>
       <span className="text-meta text-muted-foreground">{ROLE[f.role] ?? f.role}</span>
-      {f.action !== "written" && f.reason && f.reason !== "scrape_exists" ? (
+      {f.action !== "written" && f.reason && !QUIET_SKIPS.has(f.reason) ? (
         <span className={f.action === "failed" ? "text-meta text-destructive" : "text-meta text-muted-foreground"}>
           {reasonLine(f.reason, "写入失败")}
         </span>
@@ -80,11 +80,14 @@ function FileRow({ f }: { f: ScrapeFileResult }) {
   );
 }
 
+/** 不必逐条列出的跳过:已存在(不是本工具写的 / 只补缺失)、内容没变 */
+const QUIET_SKIPS = new Set(["scrape_exists", "scrape_unchanged"]);
+
 /** 一条刮削记录:状态、目录与识别结果、计数、逐文件结果(缺省不列"已存在"跳过的) */
 export function ScrapeRecordView({ record: s, showPath = false }: { record: ScrapeRecord; showPath?: boolean }) {
   const [showAll, setShowAll] = useState(false);
   const files = s.files;
-  const important = files.filter((f) => f.action !== "skipped" || f.reason !== "scrape_exists");
+  const important = files.filter((f) => f.action !== "skipped" || !QUIET_SKIPS.has(f.reason ?? ""));
   const shown = showAll ? files : important.slice(0, 12);
   const hidden = files.length - shown.length;
   const done = s.status !== "queued" && s.status !== "running";
diff --git a/apps/web/app/components/settings/library.tsx b/apps/web/app/components/settings/library.tsx
index b3db685b..dfdf130d 100644
--- a/apps/web/app/components/settings/library.tsx
+++ b/apps/web/app/components/settings/library.tsx
@@ -57,10 +57,11 @@ const SCRAPE_CARD: CardSpec = {
       label: "已有文件",
       kind: "select",
       options: [
+        { value: "update", label: "更新" },
         { value: "missing", label: "只补缺失" },
         { value: "overwrite", label: "全部覆盖" },
       ],
-      hint: "全部覆盖会替换目录里已有的 NFO 和图片，包括其他工具写的",
+      hint: "更新只替换本工具写过、之后没被改过的文件；全部覆盖会替换目录里已有的 NFO 和图片，包括其他工具写的",
     },
     {
       name: "organize.scrapeImages",
@@ -84,13 +85,16 @@ const SCRAPE_CARD: CardSpec = {
   toPatch: (v) => ({
     organize: {
       scrapeAfterImport: v["organize.scrapeAfterImport"] === true,
-      scrapeMode: str(v["organize.scrapeMode"]) === "overwrite" ? "overwrite" : "missing",
+      scrapeMode: scrapeModeOf(str(v["organize.scrapeMode"])),
       scrapeImages: v["organize.scrapeImages"] === true,
       scrapeEpisodeThumbs: v["organize.scrapeEpisodeThumbs"] === true,
     },
   }),
 };
 
+const scrapeModeOf = (v: string | null | undefined): "missing" | "overwrite" | "update" =>
+  v === "overwrite" || v === "missing" ? v : "update";
+
 export function LibrarySection() {
   return (
     <div className="grid grid-cols-1 gap-8">