info cho có data 4r , a/e nào gặp kèo null/imei liên hệ nhé . Operation: Unlock Selected model: SM-N910A Selected port: COM293 SAMSUNG Mobile USB Serial Port , Software version: 21.6 Reading phone info... Reading IMEI... OK IMEI: 354483063758510 Reading security... new type Bypassing... OK Unlocking... OK Reseting... OK Unlock done Done with Samsung Tool PRO v.21.6