Checks for available updates to your version of %PRODUCTNAME. If a newer version is available, you can choose to download the update. After downloading, if you have write permissions for the installation directory, you can install the update.
检查 %PRODUCTNAME 版本的可用更新。如果新版本可用，您可以选择下载更新。下载之后，如果您具有安装目录的写入权限，您可以安装更新。