Connect to PC. Open Device Manager (Windows) or run lsusb (Linux). You should see Evinix H-1 DFU (4MB).
Launch the flasher tool: evinix_flash_windows.exe -p COM3 -f evinix_h1_4mb_v2.3.2.bin
(Replace COM port with your device’s serial port number). firmware evinix h-1 4mb
Wait for the flash process. Do not disconnect USB power. The process takes approximately 45 seconds. Connect to PC
Automatic reboot: Upon completion, the H-1 will restart. The bootloader LED will turn steady green. Launch the flasher tool: evinix_flash_windows
No. Doing so will partition only half the flash, leading to memory corruption and undefined behavior. The 8MB requires a different firmware build.
| Error | Meaning | Fix |
|-------|---------|-----|
| Device not found | Driver missing or wrong button hold | Reinstall Actions driver; try holding "Menu" instead of Vol- |
| Firmware size mismatch | You downloaded a 2MB or 8MB file | Ensure the file is exactly 4,194,304 bytes |
| Checksum failed | Corrupted download | Re-download from a different mirror |
| Burn OK but no boot | Wrong firmware version for your PCB | Find a dump from an identical hardware revision |
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