Before attempting any firmware operation, disconnect the box from the internet to prevent auto-updates from your ISP that could overwrite your custom flash.
: Install the MTK VCOM drivers on your PC. Download the firmware and extract the contents using Configuration SP Flash Tool , go to the "Download" tab, and select the Scatter Loading file (usually named ZXV10_B760H_Indihome_scatter.txt or similar) from your extracted firmware folder. Mode Selection : Ensure the flashing mode is set to "Download Only" Zte Zxv10 B760d Firmware