Windows — Sunxi-tools

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Guide: Mastering sunxi-tools on Windows

You have two options for getting the binaries (like sunxi-fel.exe and sunxi-nand-part.exe ):

USB access tips

sunxi-tools

For Windows users, is a "must-have but handle with care" utility. It is indispensable for low-level "fel" mode operations that GUI tools like PhoenixSuit can't handle. However, if you are doing heavy development, using these tools via WSL2 (with USBIPD for device attachment) often provides a more stable and feature-complete experience than the standalone Windows .exe versions. J-Rios/Sunxi-Tools-Win-src - GitHub

(Dumps 256MB of NAND starting at address 0x20000000.)

sunxi-fel

: The most critical tool; it puts the device into FEL mode for low-level recovery and programming via USB.