problem ???

TnapSuresh

Scanning for Qualcomm HS-USB QDLoader 9008 device...
Download Port: Qualcomm HS-USB QDLoader 9008 (COM187)
Connection status: IUSB3HUB:USB 2.00 High-Speed
USB Driver: [Qualcomm Incorporated] qcusbser, version: 2.0.8.7, date: 8-2-2017
Initializing...
MSM Serial number: 0xfaa8bee8
MSM HW ID: 0x000460e1 (MSM8953)
OEM Public Key Hash: 0x57158eaf1814d78fd2b3105ece4db18a817a08ac664a5782a925f3ff8403d39a
SBL SW version: 0
Firehose: prog_emmc_firehose_8917_ddr.mbn
hash: b44026adc94cb8ae5fb4ea50042f4b5737fbb1af, size: 368.69 KiB
QC_IMAGE_VERSION: BOOT.BF.3.3-68959
IMAGE_VARIANT: LAADANAZA
OEM_IMAGE_VERSION: modem-ci
Sending firehose loader... Failed to send payload at 0x00002000:0A48!
[SECBOOT] Firehose error: invalid or untrusted certificate

madgoeslim

TnapSuresh [SECBOOT] Firehose error: invalid or untrusted certificate

Hello,
Can you explain more details about your problem?
Like, device brand and models?
From above log, the firehose programmer is not suit with your device.
You can try using another firmware and because these is secure platform, you have to change the firehose programmer specific to your brand and model.