HTC U Ultra S-Off Not Working.

Here Is Bootloader info:

Reading information...
Using Fastboot mode...
Reading common information
(bootloader) kernel: lk
(bootloader) product: htc_ocedugl
(bootloader) version: 1.0
(bootloader) max-download-size: 1579200000
(bootloader) serialno: FA72S1702237
(bootloader) slot-count: 0
(bootloader) current-slot:
(bootloader) imei: 355167081801662
(bootloader) version-main: 1.64.709.12
(bootloader) boot-mode: download
(bootloader) version-baseband: 1.0.U010051c@71020
(bootloader) version-bootloader: 1.0.0.0000
(bootloader) mid: 2PZF20000
(bootloader) cid: HTC__621
all:
Execution time is 0(ms)
Reading CID information
... (bootloader) cid: HTC__621
OKAY
Execution time is 0(ms)
Reading MEID information
... (bootloader) meid:
OKAY
Execution time is 0(ms)
Reading IMEI1 information
... (bootloader) imei: 355167081801662
OKAY
Execution time is 0(ms)
Reading IMEI2 information
... (bootloader) imei2: 355167081801670
OKAY
Execution time is 15(ms)
Reading secure flag information
... (bootloader) Device security level S-ON
OKAY
Execution time is 20(ms)
Reading serial number information
... (bootloader) Device Serial No. is FA72S1702237
OKAY
Execution time is 0(ms)
Read information completed.

And S-Off Log Bollow:

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...
Starting operation...
Sending oem writesecureflag 0
... (bootloader) HTC KEY CARD VERSION: 7
Building connection
Initiating communication
Building connection
Data exchange sequence.
Requesting information from server
Request sent, waiting 3 seconds for reply...
Waiting 3 seconds more...
Processing...
Data exchange completed
Data exchange sequence.....
(bootloader) Write security level S-ON
OKAY
Execution time is 14(s)
Operation completed!
Releasing adapter.
Request completed

Please Help, How i can s-off U Ultra Nougat Version using 1.34 Tool ?