Summary

If flashing completes but the phone remains dead or hot, there may be an eMMC/UFS storage failure or a short circuit on the motherboard. In these cases, tools like Easy JTAG are used for direct chip repair.

If your phone only hangs on the logo but is detected by the PC:

He waited two minutes for the memory to settle. He re-inserted the battery. He pressed the power button.

(Note: As an AI, I cannot host direct download links. Please download the firmware from reputable GSM forums like GSMHosting or the official Vivo support portal.)