Htc A9 firmware need
 

Reading information...
Using Fastboot mode...
Reading common information
(bootloader) kernel: lk
(bootloader) product: htc_hiaeul
(bootloader) version: 1.0
(bootloader) max-download-size: 1164800000
(bootloader) serialno: HC4BRYC16095
(bootloader) slot-count: 0
(bootloader) current-slot:
(bootloader) imei: 355383063372438
(bootloader) version-main: 2.18.617.56
(bootloader) boot-mode: download
(bootloader) version-baseband: 1.1.U40062.1@61214
(bootloader) version-bootloader: 1.0.0.0000
(bootloader) mid: 2PQ912000
(bootloader) cid: 11111111
Execution time is 19(ms)
all:
Reading secure flag information
... (bootloader) Device security level S-OFF
Execution time is 56(ms)
OKAY
Reading CID information
... (bootloader) cid: 11111111
Execution time is 4(ms)
OKAY
Reading MEID information
... (bootloader) meid: 99000570483940
Execution time is 11(ms)
OKAY
Read information completed.

2.18.617.10 RUU

HTC USA Unlocked
2PQ912000
BS_US001
RUU_HIA_AERO_UL_N70_SENSE80GP_ATT_MR_NA_Gen_Unlock _2.18.617.10.exe
http://dl3.htc.com/application/RUU_H...157.1486469825

not work bro..
error .....:(

2.17.401.2 RUU
HTC Europe
modelid: 2PQ910000
cidnum: HTC__001
cidnum: HTC__034
cidnum: HTC__J15
cidnum: HTC__M27
cidnum: HTC__A07
cidnum: HTC__016
cidnum: HTC__002
Download

2PQ9IMG_HIA_AERO_UHL_N70_SENSE80GP_M...d_signed_2.zip
https://androidfilehost.com/?fid=817550096634759503

1-fastboot oem writemid 2PQ910000
2-rename to 2PQ9IMG.zip, copy to ext sd card, boot into download mode to flash

ops man....same fail..
send me 100% ok file..
thanks for reply

Relock bootloader if it already unlocked and try this rom