diff --git a/electron/electron.js b/electron/electron.js
index 41380e46b..1e066bfe0 100644
--- a/electron/electron.js
+++ b/electron/electron.js
@@ -521,6 +521,11 @@ function createChildWindow(args) {
                 contextIsolation: true,
             }, webPreferences),
         }, config)
+
+        options.width = utils.normalizeSize(options.width, 1280)
+        options.height = utils.normalizeSize(options.height, 800)
+        options.minWidth = utils.normalizeSize(options.minWidth, 360)
+        options.minHeight = utils.normalizeSize(options.minHeight, 360)
         if (!options.webPreferences.contextIsolation) {
             delete options.webPreferences.preload;
         }
diff --git a/electron/lib/utils.js b/electron/lib/utils.js
index a1bce2940..eb6a27059 100644
--- a/electron/lib/utils.js
+++ b/electron/lib/utils.js
@@ -108,6 +108,17 @@ const utils = {
         return _s;
     },
 
+    /**
+     * 兜底处理尺寸类数值，确保传入的是有限数字
+     * @param value
+     * @param fallback
+     * @returns {number}
+     */
+    normalizeSize(value, fallback) {
+        const parsed = Number(value);
+        return Number.isFinite(parsed) ? parsed : fallback;
+    },
+
     /**
      * 随机字符串
      * @param len