: The device may only show a single "Huawei Mobile Connect" port instead of the multiple ports required for standard flashing. Essential Tools and Drivers
A compatible firmware version (e.g., 21.321.XX.XX ) and a corresponding WebUI package.
Disclaimer: Proceed with caution. Modifying firmware is done at your own risk. If you'd like, I can: Recommend a Provide a visual guide on the test point location E8372h-153 Dead Boot Repair
Short the boot pin to the ground (USB metal housing) while plugging it into your computer.
Take your tweezers and connect one tip to the and the other tip to the USB Metal Shielding (Ground) . : The device may only show a single
: Your testpoint connection may have slipped before the ROM initialized, or you used an incorrect usbloader.bin file version meant for a different hardware revision. Disconnect, redo the testpoint shortcut, and try a different bootloader version.
Because the device cannot boot normally, you must force it into emergency download mode (also known as Godload or Bootrom mode) using a hardware short. Modifying firmware is done at your own risk
This usually means the usblsafe.bin wasn't compatible; try a different version of the bootloader.