# How to Flash Firmware

### Download latest Firmware

The latest firmware for Proxmark3 X can be downloaded from [https://shop.mtoolstec.com](<https://shop.mtoolstec.com >).

<figure><img src="/files/TDEkek6tzPBQOEuWgJqm" alt=""><figcaption></figcaption></figure>

### Flash firmware on the phone

{% embed url="<https://www.youtube.com/watch?v=Tt_onJMjDQA>" %}

### Flash the firmware on Linux or macOS

Press the Proxmark3 button then plug in, and run the command to check the available port.

{% code overflow="wrap" %}

```
ls /dev/* |grep usb

proxmark3 /dev/tty.usbmodemiceman1 --flash --unlock-bootloader --image bootrom.elf --image fullimage.elf
```

{% endcode %}

<figure><img src="/files/dd2PzUoaFwMTE3bmaGUE" alt=""><figcaption></figcaption></figure>

Flash the firmware done.

<figure><img src="/files/GX2gputLIkyelP3vjK0T" alt=""><figcaption></figcaption></figure>


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://proxmark3x.mtoolstec.com/guides/how-to-flash-firmware.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.