diff --git a/resources/catalog.json b/resources/catalog.json
index aef8b09..d9f9c8e 100644
--- a/resources/catalog.json
+++ b/resources/catalog.json
@@ -10,7 +10,7 @@
     "vendor": 997,
     "native": 16,
     "triggers": 3,
-    "fields": 4293
+    "fields": 4297
   },
   "groups": [
     {
@@ -11482,6 +11482,19 @@
           "description": "屏幕上可见的目标文本，运行时截屏后通过 OCR 定位（填按钮或界面上的文字，如「登录」）",
           "advanced": false,
           "valueTypes": []
+        },
+        {
+          "key": "searchRegion",
+          "label": "搜索区域",
+          "widget": "region",
+          "type": "object",
+          "displayType": "region",
+          "required": false,
+          "defaultValue": "",
+          "placeholder": "",
+          "description": "可选。点「屏幕框选」框住目标所在区域，运行时只在该区域内查找目标文本，屏幕上有相同文字时可避免点错；留空则全屏查找",
+          "advanced": false,
+          "valueTypes": []
         }
       ],
       "output": {
@@ -11542,6 +11555,19 @@
           "advanced": false,
           "valueTypes": []
         },
+        {
+          "key": "searchRegion",
+          "label": "搜索区域",
+          "widget": "region",
+          "type": "object",
+          "displayType": "region",
+          "required": false,
+          "defaultValue": "",
+          "placeholder": "",
+          "description": "可选。点「屏幕框选」框住目标所在区域，运行时只在该区域内查找目标文本，屏幕上有相同文字时可避免点错；留空则全屏查找",
+          "advanced": false,
+          "valueTypes": []
+        },
         {
           "key": "text",
           "label": "文本",
@@ -11608,6 +11634,19 @@
           "advanced": false,
           "valueTypes": []
         },
+        {
+          "key": "searchRegion",
+          "label": "搜索区域",
+          "widget": "region",
+          "type": "object",
+          "displayType": "region",
+          "required": false,
+          "defaultValue": "",
+          "placeholder": "",
+          "description": "可选。点「屏幕框选」框住目标所在区域，运行时只在该区域内查找目标文本，屏幕上有相同文字时可避免点错；留空则全屏查找",
+          "advanced": false,
+          "valueTypes": []
+        },
         {
           "key": "offsetX",
           "label": "x轴偏移量",
@@ -11688,6 +11727,19 @@
           "advanced": false,
           "valueTypes": []
         },
+        {
+          "key": "searchRegion",
+          "label": "搜索区域",
+          "widget": "region",
+          "type": "object",
+          "displayType": "region",
+          "required": false,
+          "defaultValue": "",
+          "placeholder": "",
+          "description": "可选。点「屏幕框选」框住目标所在区域，运行时只在该区域内查找目标文本，屏幕上有相同文字时可避免点错；留空则全屏查找",
+          "advanced": false,
+          "valueTypes": []
+        },
         {
           "key": "clickway",
           "label": "点击类型",
diff --git a/src/main/capabilities/cv-vision.test.ts b/src/main/capabilities/cv-vision.test.ts
index f5ece19..125cbfe 100644
--- a/src/main/capabilities/cv-vision.test.ts
+++ b/src/main/capabilities/cv-vision.test.ts
@@ -2,7 +2,10 @@ import { beforeEach, describe, expect, it, vi } from "vitest";
 
 const powershellMock = vi.hoisted(() => vi.fn(async () => '{"ok":true}'));
 const detectMock = vi.hoisted(() => vi.fn(async () => ({
-  texts: [{ text: "确认保存", box: [[0, 0], [20, 0], [20, 10], [0, 10]] }]
+  texts: [
+    { text: "确认保存", box: [[0, 0], [20, 0], [20, 10], [0, 10]] },
+    { text: "确认", box: [[100, 200], [130, 200], [130, 210], [100, 210]] }
+  ]
 })));
 
 vi.mock("./desktop", () => ({ powershell: powershellMock }));
@@ -47,4 +50,21 @@ describe("CV vision capabilities", () => {
     }, {} as any)).resolves.toBe("确认保存");
     expect(powershellMock).toHaveBeenCalledTimes(1);
   });
+
+  it("restricts matching to the search region when provided", async () => {
+    // 屏幕上有两处「确认」: 区域(0,0,50,50)内只应命中 (5,5) 那处, 而不是第一个全屏命中 (115,205)
+    await expect(getHandler("CV_MouseClick")!({ log: vi.fn() } as any, { id: "n3", componentId: "CV_MouseClick" } as any, {
+      cvSelector: "确认",
+      searchRegion: JSON.stringify({ x: 0, y: 0, width: 50, height: 50 })
+    }, {} as any)).resolves.toBe(true);
+    const script = String((powershellMock.mock.calls as unknown as Array<[string]>)[1]?.[0] ?? "");
+    expect(script).toContain("SetCursorPos(10, 5)");
+  });
+
+  it("rejects when target is outside the search region", async () => {
+    await expect(getHandler("CV_MouseClick")!({ log: vi.fn() } as any, { id: "n4", componentId: "CV_MouseClick" } as any, {
+      cvSelector: "确认",
+      searchRegion: JSON.stringify({ x: 500, y: 500, width: 50, height: 50 })
+    }, {} as any)).rejects.toThrow("未找到目标文本");
+  });
 });
diff --git a/src/renderer/src/panels/Properties.tsx b/src/renderer/src/panels/Properties.tsx
index 7c43473..ced2a20 100644
--- a/src/renderer/src/panels/Properties.tsx
+++ b/src/renderer/src/panels/Properties.tsx
@@ -772,12 +772,25 @@ function FieldControl({
           placeholder={field.placeholder || ""}
           onChange={(event) => onChange(field.key, event.target.value)}
         />
+      ) : field.widget === "region" ? (
+        <div className="field-row">
+          <input
+            className="text-input"
+            value={textOf(raw)}
+            placeholder={field.placeholder || "点右侧「屏幕框选」在屏幕上框选生成"}
+            onChange={(event) => onChange(field.key, event.target.value)}
+          />
+          <VarMenu variables={variables} onPick={insertVariable} />
+          <button type="button" className="mini-btn" disabled={picking} onClick={() => void pickRegionToField()} title="在屏幕上框选一块区域">
+            {picking ? "框选中" : "屏幕框选"}
+          </button>
+        </div>
       ) : (
         <div className="field-row">
           <input
             className="text-input"
             value={textOf(raw)}
-            placeholder={field.placeholder || (field.widget === "region" ? "区域 / 坐标 JSON" : "")}
+            placeholder={field.placeholder || ""}
             onChange={(event) => onChange(field.key, event.target.value)}
           />
           <VarMenu variables={variables} onPick={insertVariable} />