LG G4 stylus H635 cant unlock or repair imei

Hello. I have a LG H635. Can’t unlock or repair

Here is the log.

I tried with 2.2.8 and 2.3.5 software versions.

Checking data…OK
Platform: LG Qualcomm
Selected port: COM13
Selected model: H635
Reading info…
Model ID: LG-H635
IMEI: 352xxx-07-085xxx-8
Android version: 6.0
Battery level: 31%
Mode: Normal
Fixing IMEI…
New IMEI: 352441-07-085791-7
Skip Read/Write QCN
Do you want to create security backup?
Writing security area…Failed!
Performed by 2.2.8 software version.