How to Program 2021 Chevrolet Onix Spare Key by KEYDIY KD-X4?
Today, we’re walking you through how to add a spare key to a 2021 Chevrolet Onix using KEYDIY KD–X4 5-in-1 Key Programmer. For this demonstration, we’ll be using […]
KEYDIY KD-X4
Keydiy C29Ax71 Smart Key Synchronization Function Tutorials
Keydiy C29Ax71 Smart Key Synchronization Function Tutorials: Supported chip types NCF29A1,NCF29A4,NCF29A2NCF2953,NCF29A3,NCF2954. Toos Required: KEYDIY KD-X4, KEYDIY 13# REMOTE CHIP READING ADAPTER, Original key, KEYDIY ZB71 Smart […]
How to Add NCF29AX Smart Keys: KEYDIY KD-X4 vs. CGDI K2
With the recent updates in April 2026, both KEYDIY KD-X4 and CGDI K2 have added support for processing NCF29Ax series smart key chips. These chips are […]
KEYDIY KD-X4 Update Original VAG MQB49 5C 5D Key ID Modification
Keydiy KD-X4 just got an awesome update. Previously, it could only change the ID of KD’s own 5C/5D keys. Now it can also modify the ID of original […]
KEYDIY KD-X4 VW AUDI Porsche SFD1 Unlock Function Support
KEYDIY KD-X4 Now Supports SFD1 Unlock for VW, Audi, SEAT, and Porsche One of the biggest highlights of the recent update is the added support […]
Keydiy KD-X4 Change VAG MQB49 5C/5D Key ID Guide
key using Keydiy KD-X4 programmer to align with the vehicle’s original system. The solution requires extracting data from the original key and transferring its unique ID […]
KEYDIY PAK09 with KD-X4 Add Mercedes FBS4 Full Keyless Key
This post will guide you how to add new Mercedes Benz FBS4 full keyless keys using Keydiy PAK09 Phone as Key and KD-X4 together. Requirement: […]
How to Complete KEYDIY KD APP Real Name Authentication?
This guide will introduce what the function of real-name authentication is and how to use it on KEYDIY KD APP. What Is Real Name Authentication […]
How to Obtain and Transfer KEYDIY KD Coins?
Follow this guide to acquire and share KEYDIY KD coins with other users. How can I earn KD coins? 1.Complete user verification to receive 50 KD […]
How to Add VW Audi MQB49 5D Key by KEYDIY KD-X4?
This is a step-by-step instruction about how to use KEYDIY KD-X4 to add a VW Audi MQB49 5D key. Required Equipment: KEYDIY KD-X4 5-in-1 Key Programmer KEYDIY KD-X4 […]
How to Solve KEYDIY KD-X4 License Activation Balance Not Enough?
KEYDIY KD-X4 user reported that he failed to activate MQB license on the Android mobile phone. The APP prompted the balanced is not enough when […]
Unlock VAG 5C/5D Key Adding by Keydiy KD-X4
KEYDIY KD-X4 and KD-MAX support VAG 5C/5D key programming now. This new upgrade was released on January 11, 2026 by KEYDIY Official. What’s Now Possible? l Covered Brands: BMW […]
KEYDIY KD-X4 BMW BDC2 BDC3 Add Key Support List
KEYDIY KD-X4 5-in-1 key programmer supports BMW G chassis BDC2 BDC3 key programming. It requires 5000KD-Coins (150USD) for activation. When generating the dealer key, 200KD-Coins (4USD) is required for […]
KEYDIY KD-X4 and BDC3 Dismantle-free Chip Add BMW BDC3 Key
This post demonstrates how to add an OEM key to a BMW BDC3 module using KEYDIY KD-X4 key programmer and BDC03 specific dismantling-free clip. This OEM key […]
Unlock Keydiy KD-X4 User Authentication for BMW G/ FEM Key Programming
Problem: When you use Keydiy KD-X4 key programmer and BMW BDC2 Adapter to program a spare key for BMW G-series vehicles, you may encounter the prompt “BMW G/BMW FEM […]
CGDI A2 VS Keydiy KD-X4
Here comes the comparison between CGDI A2 and Keydiy KD-X4 5-in-1 key programmer. Item CGDI A2 Keydiy KD-X4 Image Operation Tablet, Standalone Based on App or […]
How to Use KEYDIY JLR KVM/RFA Module SPC560B60L3 Chip Socket and KD-X4?
This post will guide you how to use KEYDIY SPC560B60L3 Chip Programming Socket and KD-X4 key programmer to write initialization data for Jaguar/Land Rover KVM/RFA Module without soldering. Operation […]