Manual

3. The device will reset after the third incorrect attempt as a security measure.

Next steps

You've successfully reset your device to factory settings. You can either:

● Learn how to set it up as a new device to generate and backup new private keys.

● Alternatively, restore your device from a recovery phrase to restore the private

keys associated to an existing recovery phrase.

Check hardware integrity

Check the hardware integrity of your Ledger Nano X device to check that it has not been

tampered with. This article contains detailed technical information about the security of

your device.

Caution

Please handle the Ledger Nano X device with high care while you proceed. Be aware

that once opened, your device will not be refundable or exchangeable.

Microcontroller (MCU)

The Secure Element (SE) checks the full microcontroller flash at boot, as described in

this blog post. If it has been modified, you'll get a warning at boot. As an additional

check, you can open the device to verify that no additional chip has been added,

compared with the images below, and that the MCU is an STM32WB55. The Secure

Element is marked J2MJE9.

Hardware revisions

Revision 1

● Black PCB



Front of the PCB