Copy the update.zip file (do not unzip) to the root directory of a FAT32-formatted USB drive.
Firmware for IPTV boxes is rarely available on a single official website. Instead, it is shared through community forums and specialized websites. Here is where to look: zte zxv10 b760hs3 firmware download new
This is a "bootloop." Try re-flashing. You may need a different firmware dump. Final Recommendation Copy the update
Select the detected update file and confirm the installation. The device will reboot and begin flashing. zte zxv10 b760hs3 firmware download new