U11 problem

Reading information...
Using Fastboot mode...
Reading common information
(bootloader) kernel: lk
(bootloader) product: htc_ocndugl
(bootloader) version: 1.0
(bootloader) max-download-size: 1562400000
(bootloader) serialno: FA7AD1800256
(bootloader) slot-count: 0
(bootloader) current-slot:
(bootloader) imei: 35613xxxxxxxxxxx
(bootloader) version-main: 1.28.709.33
(bootloader) boot-mode: download
(bootloader) version-baseband: 8998-001791-1705231845
(bootloader) version-bootloader: 1.0.0.0000
(bootloader) mid: 2PZC30000
(bootloader) cid: HTC__621
all:
Execution time is 20(ms)
Reading CID information
... (bootloader) cid: HTC__621
OKAY
Execution time is 20(ms)
Reading MEID information
... (bootloader) meid:
OKAY
Execution time is 1(s)
Reading IMEI1 information
... (bootloader) imei: 356133084xxxxxx
Execution time is 10(ms)
Reading IMEI2 information
... (bootloader) imei2: 3561330xxxxxxx
OKAY
Execution time is 10(ms)
Reading secure flag information
... (bootloader) Device security level S-ON
OKAY
Execution time is 10(ms)
Reading serial number information
... (bootloader) Device Serial No. is FA7AD1800256
OKAY
Execution time is 10(ms)
Read information completed.


FIRST

cant imei repair be done WITHOUT power adapter?
i dont have power power adapter. only had regular xtc2clip



secondly

im stuck here...
Phone connected [FA7AD1800256] *** ADB mode
Sending reboot recovery
Your phone should restart now and the process will continue. Please watch it on your phone!
Phone DISconnected
no recovery. nothing
i flashed both recoveries posted but its still the same(not boot to revovery even when i try to both manually to recovery,it just stuck on htc logo)


Please i need help
thanks in advance