n910t unlock but still locked 5.1.1.

Hi,

I unlock n910t tmobile but it still locked .

Need help

Code:

Searching for Device... OK
 Prepairing Device on [COM44-SAMSUNG Mobile USB Serial Port  ]... OK
 Waiting for Phone ACK... OK
 Reading Phone Information ...
 Build No : MPSS.DI.3.0.c5-00436-M9625TAARANSZM-1
 IMEI : 354224060940693
 ESN : B0000000
 Analizing Security... OK
 Bypassing Security... OK
 Unlocking... OK
 Rebooting... OK
 If Phone Not Restart Do it Manualy and Please Note: !!DONT REMOVE BATTERY!!
 Operation Time: 00:00:04