i guys any one have any idea how to repair imei in vodafone 547 i cant connect to pc when connect it only detect memory card with rj 45 its giving this error

COM87 [VCP0] selected
module v4.01
Action: "repair imei"
imei write method: mode-2
new imei: 359621034760892
Model: MTS-547
Checking data, wait...
Phone should be Switched OFF !
Press and HOLD Power button now !
19200 autodetect
Initializing [6235:8A04:8A01]...
CPU: MT6235
high speed boot On
chip: 0000:0000:0003
status: FF
rom: 4D573031
Connecting at 19200, wait...
error: can not finalize test mode
repeat operation and HOLD phone "Power" button more long time !
error: operation failed !
Finished, time used: 1 min 20 sec
Remove/Install battery now !