how to samsung e2252 unlock sussesfully unlock

<

Selected model: E2252
Selected com port: COM21
Selected speed port: 921600
Please, connect phone and press power button 3 seconds
Phone Detected
Use automatic parameters
Phone in TAT MODE
Phone master OLD IMEI: 35386405093502
Phone slave OLD IMEI: 35386505093502
Phone SW: E2252DDLG2
Phone CSC: E2252ODDLG2
Phone BT ADDR: B462-93-E46AF4
Phone SN: RZ1C736WQG
Unlock - ok
Elapsed time: 21 second, sw ver: 3.5.0040