: Flashing new firmware will typically erase all user data. Back up your photos, contacts, and documents.
This is the safest method if your device is currently working and paired with a smartphone. zl782-mb-v2.1 firmware download
: Most tablets with these IDs use MediaTek processors. You will likely need the SP Flash Tool to install the software once you find the correct .txt (scatter) file. General Flashing Steps : Flashing new firmware will typically erase all user data