When the phone won't turn on at all (Black Screen) but is still detected by a computer. Prerequisites Before Flashing
: The official flashing utility for Spreadtrum/Unisoc chipsets. V75 Stock Firmware file specifically for the V75 SPD model. Flashing Guide Install Drivers : Download and install the SPD USB Drivers on your computer. Restart your PC if prompted. Launch the Tool : Extract the SPD Upgrade Tool folder and run the UpgradeDownload.exe as an administrator. Load Firmware : Click the Load Packet button (the single gear icon) and browse to select the firmware file you downloaded. Start the Process : Click the Start Downloading button (the play icon). Connect the Device Power off your phone and remove the battery (if removable). Volume Down v75 flash file spd
Knowing your device's exact hardware is crucial, as flashing the wrong file can lead to a "dead" or bricked phone. Spreadtrum (SPD) Chipset (Unisoc). Operating System: Typically Android 6.0 Marshmallow. When the phone won't turn on at all
Search for firmware using the , not just “v75 SPD”. Many “v75” phones have different screen drivers/touch panels. Wrong flash = touch not working or black screen. Flashing Guide Install Drivers : Download and install