for newer Allwinner tablets like those from Blackview, Teclast, and Pritom. General Usage Procedure
If you own an Android tablet or smartphone running on an (such as the A33, A23, A10, A20, A31, or A64) and are stuck on the "Verify your account" screen after a factory reset, you are not alone. This security feature, known as Factory Reset Protection (FRP), is designed to prevent unauthorized access to a device if it is lost or stolen. Allwinner Frp Tool -UPD-
Allwinner SoCs (e.g., A64, H3, H6, A100) contain a mask ROM bootloader that, when no valid boot media is found (or when specific pins are shorted), enters FEL mode. FEL is a low-level USB-based protocol that allows raw read/write access to NAND flash or eMMC memory without authentication. Unlike Qualcomm’s EDL or Mediatek’s BROM, Allwinner’s FEL is relatively open and documented by the community (e.g., via the sunxi-tools suite). for newer Allwinner tablets like those from Blackview,
Note: Not for Qualcomm, MediaTek, or Spreadtrum chips. Allwinner SoCs (e