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Keychron K4 Pro User Manual

Keychron K4 Pro
22 pages
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Keychron
K4 Pro Bluetooth Mechanical Keyboard
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Keychron K4 Pro Specifications

General IconGeneral
Layout96%
Battery4000 mAh
Number of Keys100
Hot-swappableYes
Polling Rate1000 Hz
Case MaterialPlastic
Switch TypeGateron Pro / Keychron K Pro
ConnectivityBluetooth 5.1, USB Type-C
BacklightRGB
Compatible SystemsWindows, macOS, Linux
Keycap MaterialPBT
Frame MaterialAluminum
NKROYes

Summary

Quick Start Guide

Connecting via Bluetooth

Pair the keyboard with a device using Bluetooth.

Connecting via Cable

Connect the keyboard to a computer using a USB Type-C cable.

VIA Key Remapping Software

Keyboard Layers

Layer 0 (Mac)

Default layout for Mac systems.

Layer 1 (Mac + Fn/MO(1))

Activated for Mac with Fn/MO(1) key.

Layer 2 (Windows)

Activated for Windows systems.

Layer 3 (Windows + Fn/MO(3))

Activated for Windows with Fn/MO(3) key.

Backlight Settings

Adjusting Backlight Brightness

Increase or decrease backlight brightness levels.

Adjusting Backlight Speed

Modify the speed of backlight lighting effects.

Warranty Information

Building Tutorial Recommendation

Factory Reset Procedure

Product Specifications

Keyboard Overview

Key Function Descriptions

LED Status and Charging

Connectivity Modes

Switching Bluetooth Devices

Seamlessly switch between multiple paired Bluetooth devices.

Reconnecting Bluetooth

Re-establish a Bluetooth connection with the last paired device.

Turning Off the Keyboard

Instructions on how to power down the keyboard.

Backlight Settings

Methods to change backlight effects and modes.

OS Toggle Switch

Switch the keyboard's OS compatibility between Mac/iOS and Windows/Android.

Troubleshooting Guide

Input Method Switch (iOS/Android)

Change input methods for iOS and Android operating systems.

Keyboard Not Working

Steps to resolve issues when the keyboard is unresponsive.

Bluetooth Connection Interruption

Address and fix Bluetooth connection drops and interference.

Third-Party Input Tools Compatibility

Information on compatibility of third-party input tools.

Multimedia and Function Key Issues

Troubleshoot non-functional multimedia or function keys.

Safety Precautions

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