For devices that will not power on normally (dead boot), technicians use tools like (Qualcomm Flash Image Loader). This requires installing the official Vivo MTP Driver on a Windows PC to ensure the computer recognizes the smartphone. Critical Warnings Compatibility : This firmware is specifically for the model. Attempting to flash it on other versions (like the ) can lead to permanent hardware damage.
For safe installation and official updates, it is recommended to use the Vivo Support Page Pd1731-a-1.8.7 Flash File
You’ll need the original IMEI numbers from the box or sticker. Then use tools like Maui META (for MediaTek) or Write IMEI for Spreadtrum. This is an advanced procedure. For devices that will not power on normally
If the process is interrupted or if you use a file not meant for your specific sub-model, you could damage the motherboard. Always verify that your device model matches Pd1731 exactly before proceeding. Attempting to flash it on other versions (like
Useful if you have installed a custom ROM and want to return to the official Funtouch OS System Upgrades/Downgrades: