Sony 在官方网志公布，在今个星期开始为 Xperia Arc, Arc S, Neo, Neo V, Mini, Pro, Active 和 Ray 推出 Andorid 4.0.4 升级。当中包括了效能提升，错误修正和其他改进。
Starting from this week*, Xperia arc, Xperia arc S, Xperia neo, Xperia neo V, Xperia mini, Xperia pro, Xperia active and Xperia ray will receive a new Ice Cream Sandwich software update that comes with bug fixes, performance tweaks and other improvements.
随后，Xperia Mini Pro, Neo L, Live with Walkman 也会有升级。
Xperia mini pro, Xperia neo L and Live with Walkman are next up, and will start to receive their serving over the next few weeks.
若果手机已升级至 Android 4.0 ICS，可以透过 OTA 下载升级档案。若果手机仍是 Android 2.3 Gingerbread，则需透过电脑进行升级。
当然，升级的确实时间，会因应不同国家地区而有所差别！
资料来源：Sony Mobile Blog