> For the complete documentation index, see [llms.txt](https://support.onegiantleap.co.nz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://support.onegiantleap.co.nz/2.1/general/updating-firmware/how-to-update-the-power-meter-firmware-using-the-web-browser.md).

# How to update the power meter firmware using the Web Browser

## 1. Navigate to the Update webpage

* Head to: <https://update.onegiantleap.co.nz>
* Click 'Select Device' button.

![](/files/-M4vfDJ2ye5RS5InR8UO)

## 2. Select Device (Power Meter Name)

* A dialog box should pop up as shown below.

![](/files/-M4vfbonyw3utIXdvuGV)

* Select the appropriate device ('PwrMeter').
* Once selected, click the 'Pair' button.

![](/files/-M4vfhE0xubzykFaVelw)

## 3. Power Meter is now in bootloader mode

* Click 'Select Device' button once more.

![](/files/-M4vfneYDIZSCf2I9tY-)

## 4. Select Device (DFU Target)

* A dialog box should pop up as shown below.

![](/files/-M4vliFJUD1B2ZOpf5h-)

* Select the device labelled 'DFU Target'.
* Once selected, click the 'Pair' button.

![](/files/-M4vfvYSF3kecTBCf7b3)

## 5. Firmware update in progress

![](/files/-M4vfziRPzVUWh_lwqxb)

## 6. Firmware complete

![](/files/-M4vg2Ubwgn79zX41Oqp)