m7 how to s-off

Reading information…
Using Fastboot mode…
Reading common information
(bootloader) version: 0.5
(bootloader) version-bootloader: 1.61.0000
(bootloader) version-baseband: 4T.35.3218.29
(bootloader) version-cpld: None
(bootloader) version-microp: None
(bootloader) version-main: 7.18.708.2
(bootloader) version-misc: PVT SHIP S-ON
(bootloader) serialno: FA39SW903036
(bootloader) imei: 355972051166248
(bootloader) meid: 00000000000000
(bootloader) product: m7_ul
(bootloader) platform: HBOOT-8064
(bootloader) modelid: PN0714000
(bootloader) cidnum: HTC__622
(bootloader) battery-status: good
(bootloader) battery-voltage: 4206mV
(bootloader) partition-layout: Generic
(bootloader) security: on
(bootloader) build-mode: SHIP
(bootloader) boot-mode: FASTBOOT
(bootloader) commitno-bootloader: dirty-916ed0f9
(bootloader) hbootpreupdate: 11
(bootloader) gencheckpt: 0
all: Done!
Execution time is 42(ms)
8064 detected, reading IMEI2 …
… (bootloader) [ERR] Command error !!!
Execution time is 4(ms)
Reading secure flag information
… (bootloader) secure_flag: 3
Execution time is 3(ms)
Reading CID information
… (bootloader) cid: HTC__622
Execution time is 3(ms)
Reading MEID information
… (bootloader) meid: 00000000000000
Execution time is 0(ms)
Read information completed.

please guid me how to s-off above phone & where can get unlock file?