6.3 Hardware Issues

A corrupted µFR Nano Online firmware recovery – desktop app

A corrupted µFR Nano Online firmware recovery – desktop app If you are experiencing a problem with a corrupted firmware of your µFR Nano Online device, and it cannot be connected to your network, or for some other reason you cannot access its web backend configuration in your browser, you need to recover the device using the desktop tools. Windows desktop tools – µFR Nano Online firmware recovery Plug the device into your Windows machine USB port and make sure your FTDI drivers are running properly. As you are probably already aware, the µFR Nano Online device consists of the two joined hardware, uFR Nano and ESP32, both having individual firmware. Therefore, one firmware flashing tool may not recover the entire device. It is most likely that the device’s ESP32 firmware failed. The console flasher can flash the uFR Nano reader of the device, but you first need to fix the ESP32 with the following  ufr_online-flasher-oneclick  tool (explained at https://www.d-logic.com/nfc-rfid-reader-sdk/software/ufr-online-flasher/). In case you have trouble detecting the device on the Windows machine, make sure you meet the following conditions: – FTDI drivers present – The device is plugged directly into the host machine USB port (not into the external power...