diff --git a/assets/core/utils/PlatformUtil.ts b/assets/core/utils/PlatformUtil.ts
index 56be533..d7e950a 100644
--- a/assets/core/utils/PlatformUtil.ts
+++ b/assets/core/utils/PlatformUtil.ts
@@ -8,7 +8,7 @@ import { __private, native, sys } from "cc";
 /** 平台数据 */
 export class PlatformUtil {
     /** 获取当前设备的网络类型, 如果网络类型无法获取，默认将返回 `sys.NetworkType.LAN` */
-    getNetworkType(): __private._pal_system_info_enum_type_network_type__NetworkType {
+    static getNetworkType(): __private._pal_system_info_enum_type_network_type__NetworkType {
         return sys.getNetworkType();
     }
 
@@ -16,17 +16,17 @@ export class PlatformUtil {
      * 获取当前设备的电池电量，如果电量无法获取，默认将返回 1
      * @return - 0.0 ~ 1.0
      */
-    getBatteryLevel(): number {
+    static getBatteryLevel(): number {
         return sys.getBatteryLevel();
     }
 
     /** 尝试打开一个 web 页面，并非在所有平台都有效 */
-    openURL(url: string) {
+    static openURL(url: string) {
         sys.openURL(url);
     }
 
     /** 拷贝字符串到剪切板 */
-    copyText(text: string) {
+    static copyText(text: string) {
         native.copyTextToClipboard(text);
     }
 }