<div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g29/M04/7C/24/userphotos/2019/01/18/22/ChcCSFxB5XKAL9FdAATwdObW9gg437.jpg" style="height:2304px;width:4608px"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g29/M04/79/85/userphotos/2019/01/18/22/ChsEn1xB5XSAaH15AAU4fpqg2uA846.jpg" style="height:2304px;width:4608px"  /></div><div layer1="img-e"></div><br /><div layer1="text-s"></div><div class="tz-paragraph">没有WIFI和主机升级</div><div layer1="text-e"></div><br />

求教，我的艾5导航怎么升级