下载校验与命令行
MD5
2dba92e72a2945c4fcab85acfeb0ac6d
SHA256
a8d59bdec11a16f704c1a41edc86461c77e71c790ac834a05266b9670287142c
curl -O https://updates.cdn-apple.com/2026SummerFCS/fullrestores/140-65618/10445B26-DE2C-43EC-9149-0A831602E74B/UniversalMac_26.6_25G72_Restore.ipsw
# 校验文件完整性
md5sum UniversalMac_26.6_25G72_Restore.ipsw # 期望 2dba92e72a2945c4fcab85acfeb0ac6d