您好 !
Samsung Galaxy Win i8558
官方推送安卓系统最新版本竖中兄仍是4.2.2.
暂未有推送更高版本的消息.
建议您多留意手机的更新推送提示.
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当您收到手机的更新推送提示培谈,
可余袭携同购机发票、3包凭据和手机
到当地三星服务中心, 升级系统。
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其实, 直接使用手机FOTA升级很容易 !
建议您先替手机充满电, 在网络稳定的状态下,
点选 : 设定 > 系统 > 轹於设备 > 系统升级
希望这能帮到你 !!