Zte Zxv10 B760hs3 Firmware Download | [verified] Link

Maya backed up everything: contacts, photos, app data—everything she could afford to lose. She installed the SP Flash Tool (the recommended flashing utility for many ZTE devices) on her laptop, connected the phone in “Download Mode,” and loaded the zip’s scatter file into the tool.

If you have a second working B760HS3 from the same operator, you can create a full backup using dd over ADB (requires root – advanced users only). zte zxv10 b760hs3 firmware download link