U11 repair imei

Hi, Could somebody helpme on repair imei htc u11 android 8?


I have done "Power Adapter Tools" procedure but no result, first I copy files with new imei information to clip, then I connect xtc2clip sd to phone and I connect power adapter to xtc2clip, phone in fastboot and start:


Starting PowerAdapter procedure:
Special recovery file is available
1. Checking phone connectivity.......
Phone connection confirmed!
HTC KEY CARD VERSION: 7
2. Checking Server connectivity...
Server connection confirmed!
3. Checking PowerAdapter connectivity...
Process started
PowerAdapter connected, processing request to adapter...
Rebooting to boot-loader:
Waiting for the phone...
Phone DISconnected
Phone connected [FA76F1805163] *** Fastboot mode
Executing operation...
Starting operation...
HERE I cannt see anything on screen phone, Its black just light and phone stays in that condition

Releasing adapter.
Request completed


What is wrong in this procedure?
I have changed flex sd and formated it. I have clean conection on power adapter.



Can I downgrade to 7?


Reading information...
Using Fastboot mode...
Reading common information
(bootloader) kernel: lk
(bootloader) product: htc_ocndugl
(bootloader) version: 1.0
(bootloader) max-download-size: 2399200000
(bootloader) serialno: FA76F1805163
(bootloader) slot-count: 0
(bootloader) current-slot:
(bootloader) imei: 3561xxxxxxxx
(bootloader) version-main: 2.42.400.3
(bootloader) boot-mode: download
(bootloader) version-baseband: 8998-002772-1712011153
(bootloader) version-bootloader: 1.0.0.0000
(bootloader) mid: 2PZC30000
(bootloader) cid: HTC__060
all:
finished. total time: 0.020s
htc_fastboot finished
Reading CID information
... (bootloader) cid: HTC__060


thanks in advance