: Newer Qualcomm models may require a special "Firehose" programmer file or server authentication that free tools cannot bypass.
Connect the phone to your PC while holding the buttons (the screen will remain black if successful). Download MMT Qualcomm User Lock zip
While specific interfaces vary between versions, the general procedure for these Qualcomm tools is as follows: : Newer Qualcomm models may require a special
: Ensure the drivers are correctly installed. Check Windows Device Manager for any "QUSB_BULK" errors. Download MMT Qualcomm User Lock zip