Now users can unlock lumia without best dongle use same login and password that you have for lumia unlock with this software
UNLOCK FOR LUMIA INSTRUCTION
Lumia 810 is not supported
to unlock latest WP10 phones like Lumia 550. 650 and more use Best software version 2.21
or higher from support area http://server1.infinity-best.com/download/pub.php?dir=software/
close best dongle exe. Download and run this file . press update all . close this file and run best dongle exe .
now you will see unlock button
close best dongle exe . go to best dongle folder. open settings.ini file and enter there the user name and password you recieved.
save the file . open best.exe and now you are ready to unlock your phone