As of version 0.5.0+ of the firmware, you can perform a factory reset by holding the DFU button down for 10s until the blue CONNECTED LED lights up, and then releasing the button.

If you have any problems with your BLEFriend module, you can perform a factory reset by entering command mode (set the mode selection switch to 'CMD'), and entering the following command in your terminal emulator:


This will erase the non volatile memory section where the config data is stored and reset everything to factory default values, and perform a system reset.

When you see the 'OK' response the device should be ready to use.

This guide was first published on Nov 19, 2014. It was last updated on Jan 24, 2024.

This page (Factory Reset) was last updated on Nov 07, 2014.

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