> For the complete documentation index, see [llms.txt](https://keychron-k-pro.nhthinh.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://keychron-k-pro.nhthinh.com/prerequisites.md).

# Prerequisites

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**Note:** This guide for MacOS users but you can also try on Windows as well
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## What is this?

## Tools

Tools needed for tackle the signal interruption

### Keychron Bluetooth Firmware Updater

#### MacOS

* [KeychronBluetoothUpdater for MacOS](https://www.keychron.com/pages/keychron-k-pro-series-bluetooth-firmware) (official from Keychron) 
* KeychronBluetoothUpdater for MacOS (also official tools but store in another space)

#### Windows

* KeychronBluetoothUpdater for Windows (official from keychron)

***

## Keychron bluetooth firmware

Firmware need to update Keychron K series keyboard

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{% file src="/files/j75a1bmDnLjo6GdKBzZa" %}
Original Keychron K Pro Series Bluetooth firmware
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## Get Started (Select language):

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[Tiếng Việt](/language/tieng-viet.md)
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[US English](/language/us-english.md)
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