Huawei P20 convert to dual sim

Chimera Mobile Phone Utility version: 17.01.1125 @ 2018-04-19

Printing phone history

Convert to Dual Sim
19/4/2018
12:04:11



[Converting to Dial Sim...]

Searching for Manufacture port...

Testing connection...

Authenticating...
This may take a while.
Be patient! Do NOT disconnect the phone!
The device sent an invalid challenge.
Retry 2/5
The device sent an invalid challenge.
Retry 3/5
The device sent an invalid challenge.
Retry 4/5
The device sent an invalid challenge.
Retry 5/5
The device sent an invalid challenge.
Authentication with the device failed.
Finished at local time: [04.19.18 13:05:30]
WorkID: 36527371

Android 8.1.0
Any solution?