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Home/Support
Please submit your query and any relevant images through our authorised channel. If your issue requires hands-on troubleshooting, you can also access our paid support options through that link. Our team reviews website tickets systematically, and we will address your problem as soon as a technician is available. Thank you for helping us keep your support organized!"

We want to make sure your issues are tracked and resolved properly. Our WhatsApp channel is not equipped for real-time troubleshooting or ongoing support. Moving forward, please send all questions and diagnostic images directly to our website Support Link   This allows our team to review your case when they are available. Please note that we cannot provide support responses here on WhatsApp.

Just a quick reminder that this WhatsApp number is not monitored for real-time customer support. For all assistance, please use our official website system . You can upload your details and images there, and our team will review them systematically. We do not offer live chat or continuous messaging support as part of this tool. Thank you for your understanding

Make sure message sent this way only or we don't know you order you refer to and will be no reply and  can get reply if have order in website and open that and write and ask question thier so all your account info and history all stay in 1 place and the Support Team can see your order and reply faster without searching your order info to Reply.

Step 1 Open order number you have that needs support for,


Step 2 Press Ask a Question about the Order or Ask for Support .




If you're having issues- most likely it's your computer of internet connection - 95% of issues are either the computer or internet connection

Always Contact your Local Reseller Always who you purchase the tool from. 

If you ordered direct then when you login to your account in website  and open the order u can see option to  write to us about that order. 

Reply will be 24  to 48  Working hours

https://www.jlrkeytool.com/    Study here also as has a lot of info about the Tools


Be sure to Study the User Guide and also many Videos you can find in YouTube and Facebook.

Lock50 HW04 JLR Technical Key Tool User Guide [Download]

if you still Need Help  look at link above to Send info about Vehicle your stuck on and Order the Paid Support.

https://lock50.co.uk/home/jlr-...


For Free Support Via Microsoft Teams

Please Note:

Technical support is available 24/7, but online response time is from 10 AM to 6 PM UK time. 

You can leave your inquiry at any time, and our support team will respond as soon as possible. Technical support does not accept voice or video calls and does not review video files.

The support team does not respond to messages like “Hello”, “Good day”, or “How are you?”.

Please start your conversation with a description of your issue. 

For remote access to your computer, please use TeamViewer. (ID and password should be provided in text format).

Describe Your Issue:

To ensure a faster response, please provide the following details:

VIN code of the vehicle.     

Serial number of your device.     

Description of the issue, including any error codes if available.


Note if you do not write to the Support Team in the Format Above then no point as will be no reply.

This is not a Question and Answer session and all info must be send as we said above to get any kind of support from the Team.

Technical Support:

Click Link to Add Support Team in Microsoft Teams

https://teams.live.com/l/invit... 62JPUNEJMJRN3U02


We appreciate your cooperation






See Tips Below for How to Guides

Please visit our FAQ page to help you with frequently asked questions. Also, the HW04 JLR Technical Key Tool User Guide as well as our UK & USA YouTube channels, where you will find video tutorials to help you problem-solve some basic issues.

Live Support (Paid Service)

Our support team will log-in remotely via TeamViewer to resolve your issue once your booking has been made.

Please ensure that the TeamViewer password is set to Lock50.co.uk

Common Support Issues

The HW04 JLR Technical Tool is designed for ease of use but if you are having issues, you will find that most are resolved by referring to the product user manual and video tutorials. Additionally, see below.

  • Introduction to Lock50 Keys: Introduction to Lock50 Keys.
  • Introduction to the HW04 JLR Technical Key Tool: Lock50, HW04 JLR Technical Key Tool, User Manual.
  • Introduction to the HW04 JLR Technical Key Tool Software Program: Introduction to the HW04 JLR Technical Key Tool Software Program.
  • How to turn Alarm-off with CAN wires: Can wires Alarm-off for up to 2022 vehicles.

    Can wires Alarm-off on 2018 Range Rover Sport with HW04B.

    Can wires Alarm-off with Key Remote using HW04B with HW03B Banana Adapter.
  • How to turn Alarm-off via RFA with Remote Key using Key Duplicator: Alarm-off with Remote Key using Key Duplicator with HW04C and HW03C RFA Adapter.
  • How to turn Alarm-off via OBD with Remote Key using Key Duplicator: Alarm-off with Remote Key using Key Duplicator with HW04B and HW03D OBD cable.
  • How to turn Alarm-Off with Key Copy from Dump File: Alarm-off with Key Copy by reading the RFA and making a dump file with VVDI Prog.

    Alarm-off with Key Copy by reading the RFA and making a dump file with VVDI Prog. (Full Video).
  • How to Copy a Key from a Working Key that has been damaged: Copy a Key from a Working Key that has been damaged.
    Note: removing the key cover is not required unless the damage is significant.
  • How to Copy Keys using File Utilities from BCM, RFA or KVM, and MCU dump: Copy Keys using File Utilities from BCM, RFA or KVM, and MCU dump.
  • How to Copy Keys via MCU dump for Land Rover Defender ALM using SW15 function: SW15 Function - Copy Keys via MCU dump for Land Rover Defender DH12 ALM
  • How to Copy Keys via OBD on locked modules with HW04C: Copy Keys via OBD on vehicles with locked modules with HW04C.
  • How to Copy Keys via RFA on locked modules with HW04C: Copy Keys via RFA on locked modules with HW04C using HW03C RFA Adapter.
  • How to Add Additional Keys via OBD on unlocked modules: Add Additional Keys via OBD on vehicles with unlocked modules.
  • How to Add Additional Keys via OBD on locked modules with HW04C: Add Additional Keys via OBD on vehicles with unlocked modules with HW04C.
  • How to Add Smart Key via OBD on locked modules with HW04C: Add Smart Key via OBD on locked modules with HW04C.
  • How to Enable/Disable UWB to program Aftermarket PEPS Keys: Enable/Disable UWB to Program Aftermarket PEPS Keys to vehicles.

    Enable/Disable UWB to Program Aftermarket PEPS Keys to vehicles.
  • How to Clear Keys with the Lock50 Software Program: How to Clear Keys with the Lock50 Software Program.
  • How to Replace RFA when BCM is locked with SW28 function to Erase Keys: Replace RFA Module when the BCM is locked with SW28 function to Erase Keys.
  • How to locate and access the RFA on 2020 Land Rover Discovery: How to locate and access the RFA on 2020 Land Rover Discovery.

    How to locate and connect to RFA on 2020 Land Rover Discovery.
  • How to locate and access the RFA on 2023 Land Rover Discovery: How to locate and access the RFA on 2023 Land Rover Discovery.
  • How to locate and access the RFA on 2019 Range Rover Sport: How to locate and access the RFA on 2019 Range Rover Sport
  • How to locate and access the RFA on 2023/2024 Range Rover Sport: How to locate and access the RFA on 2023 Range Rover Sport.

    How to locate and access the RFA on 2024 Range Rover Sport.
  • How to locate and access the RFA on 2023 Land Rover Defender: How to locate and access the RFA on 2023 Land Rover Defender
  • How to Change VIN in used parts with the Lock50 Software Program: How to Change VIN in used parts with the Lock50 Software Program
  • Other Common Support Issues & Frequently Asked Questions resolved: Other Common Support Issues and Frequently Asked Questions resolved.
  • Lock50 recommended laptop: Lock50 HW04 JLR Technical Tools are designed for use with Panasonic Toughbooks. They are equipped with all the right connections and are compatible with official JLR diagnostics products. If you are experiencing technical issues, it is most likely that your laptop is not supported or you
    have poor internet connection- 95% of issues are either computer or internet related. For this reason, we highly recommend Panasonic Toughbooks.

Download

If you get this error 

Mfc100u.dll file missing then follow guide below

 

  1. Download the Microsoft Visual C++ 2010 Service Pack 1 Redistributable Package MFC Security Update and run it. This will replace/restore the mfc100u.dll with the most recent copy provided by Microsoft.

    You're given a few download options from Microsoft for this update, based on the version of Windows you have installed—x86 (32-bit) or x64 (64-bit).

    Try your best to complete this step. Applying this update is almost always the solution to mfc100u.dll errors.

  2. Install any available Windows updates. Many service packs and other patches replace or update some of the hundreds of Microsoft distributed DLL files on your computer. The mfc100u.dll file could be included in one of those updates.

    Update Windows even if you know the DLL file isn't going to be installed with one of the updates. It's possible that a specific update is necessary before the mfc100u DLL file can work properly. In other words, this DLL file might be dependent on another file or set of files that could be included in a Windows update.

Download Lock50 JLR Key Tools

Setup JLR KeyTool v1.4.3.0 (Setup_JLR_KeyTool_v1.4.3.0.rar, 16,876 Kb) [Download]


  • The Evolution of JLR Security (2017–2026) obd-key programming vs direct rfa access
  • Lock50 SW39 Supports reset of IPCB (Instrument Panel Cluster B) belonging to the latest generation of Jaguar Land Rover vehicles.
  • How to Program a Range Rover Key in 5 Minutes Without Removing Modules
  • Next Lock50 Update for B & C users Free OBD Scan 2024-2025 L461 L462 L663 & RFA update without asbuild/IVS
  • Disco Sport 2023 L550 Model Key Copy locked RFA BCM Add key 3 OEM No modules changed under 10 Min Job inc RFA Unlocking With Emergency Start
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