dd if=/dev/block/mmcblk0 of=/sdcard/full_dump.bin bs=1M
Copy the update.zip file (do not unzip) to the root directory of a FAT32-formatted USB drive. zte zxv10 b760hs3 firmware download new
Older versions and backup tools can sometimes be found on shared drives, such as this Google Drive Link or Scribd for rooted versions. dd if=/dev/block/mmcblk0 of=/sdcard/full_dump
dd if=/dev/block/mmcblk0 of=/sdcard/full_dump.bin bs=1M
Copy the update.zip file (do not unzip) to the root directory of a FAT32-formatted USB drive.
Older versions and backup tools can sometimes be found on shared drives, such as this Google Drive Link or Scribd for rooted versions.