error while using infinity box

[sonetek]

i always have this error anytime i want to format or unlock chinise phone please advise me here is log

COM7 [VCP3] selected
Phone should be Switched OFF !
Press and HOLD Power button now !
19200
Initializing[6226:8A02]...
Connecting, wait...
error: can't finalize test moide
Operation failed !
Finished, time used: 21 sec
Remove/Install battery now !

[InfinityHelp]

hello!

you must hold power button pressed for about 30 seconds, untill software tell to release it