苹果iPhone XS 升级了iOS12.1想刷回iOS12.0.1该怎么操作? 今天,小编看到后台有果粉咨询:苹果iPhone XS 升级了iOS12.1想刷回iOS12.0.1该怎么操作?还可以降级到iOS12.0.1系统吗? 2018-11-19 48507 标签: 降级iOS12.0.1 苹果iPhone XS 降级iOS12.0.1 1