Smile Beware Xperia M Latest Update Stucks At 99% In PC Companion And SUS

To all the owners of Xperia M I would like to tell you that do not update your Xperia M model no. C1904/C1905 to 15.4.A.1.9 with pc companion or Sony update service unless you receive the OTA notification on your phone otherwise your update will stuck permanently at 99%. This problem is IMEI related so unless Sony sends you the OTA don't update otherwise keep wasting your internet data. More info below with pictures.