Root With kingo root and select Platform Android adb then direct unlock
--------- 2019-04-27 20:13:41 ---------
SigmaKey 2.30.04 ADB: Direct unlock
* daemon not running. starting it now *
* daemon started successfully *
^ Android Composite ADB Interface
Version: Linux version 3.0.8+1.0.21100-30145-01964-g9482c93 (BuildUser@BuildHost) (gcc version 4.4.3 (GCC) ) #1 SMP PREEMPT Mon Jul 1 14:59:42 2013
Phone model: Sony Ericsson SO-03D
Android 4.0.4; Firmware: 6.1.F.0.128; Date: Mon Jul 1 14:59:42 2013
Version: 6.1.F.0.128
Baseband Firmware: 8660-AAABQOLYM-314010-38
Baseband Processor: fuji
Software IMEI: 351906059506041
Activated, Service: NO
Security area saved to "C:\Users\somrat\Documents\SigmaKey\security backup\0485935147\351906059506041_Sony Ericsson_SO-03D_6_1_F_0_128_Mon Jul 1 145942 2013.skb"
Unlocking phone...Done
Restarting phone...Done
--------- 2019-04-27 20:13:41 ---------
SigmaKey 2.30.04 ADB: Direct unlock
* daemon not running. starting it now *
* daemon started successfully *
^ Android Composite ADB Interface
Version: Linux version 3.0.8+1.0.21100-30145-01964-g9482c93 (BuildUser@BuildHost) (gcc version 4.4.3 (GCC) ) #1 SMP PREEMPT Mon Jul 1 14:59:42 2013
Phone model: Sony Ericsson SO-03D
Android 4.0.4; Firmware: 6.1.F.0.128; Date: Mon Jul 1 14:59:42 2013
Version: 6.1.F.0.128
Baseband Firmware: 8660-AAABQOLYM-314010-38
Baseband Processor: fuji
Software IMEI: 351906059506041
Activated, Service: NO
Security area saved to "C:\Users\somrat\Documents\SigmaKey\security backup\0485935147\351906059506041_Sony Ericsson_SO-03D_6_1_F_0_128_Mon Jul 1 145942 2013.skb"
Unlocking phone...Done
Restarting phone...Done