Modules Reset to factory default

Reset a module to factory

Install Emergency-tools

First you need to download Emergency-tools

Extract the ZIP archive to your MobiFlight folder like the screenshot below

Close MobiFlight

Before, you need to close MobiFlight, be sure is not running on background, and unplug all modules.

Pro Micro Special Step

If you have a pro micro, before plug the module, you need to add a wire on RST and GND pin, to force the module on bootloader mod.

Plug module and identify COM port number

Plug the module that you want to erase, and unplugg all others to avoid mistakes.
You need to identify the COM serial port number on your windows devices manager.
To open directly the devices manager you can execute "devmgmt.msc".
Identify the COM port number like the screenshot below:

For this example our module use the COM8 serial port, so the port number is "8".
If you have more than 1 serial COM port, becarefull to choose the right one, you can unplug your module to be sure, if you unplug your module the COM port will be disappear.

Reset module to factory default

On "emergency-tools" folder you can find 3 commands scripts, use the right script accordingly to the list below:

• Mega 2560 R3 --> mega_reset_to_factory.cmd
• Mega Pro Mini --> mega_reset_to_factory.cmd
• Arduino Pro Micro --> NOT WORKING YET
• Arduino Uno --> NOT TESTED YET

Start the script and type the number COM port use by your module (Only the number).

The script start to erase EEPROM memory and FLASH memory (Not boot memory).
That it you can unplug your module, is reset to factory default.