Once you receive your license key via email, follow these steps to activate the software: Launch the application on your PC.

Legal peace of mind if you use the software in a professional, commercial, or arcade cabinet setting. How to Purchase a JoyToKey License Key

The Hidden Dangers of "Free" JoyToKey License Keys and Cracks

How to Register a JoyToKey License Key: The Ultimate Clean Guide

Copy and paste the exact User Name and License Key from your confirmation email into the corresponding fields.

In the top menu bar of the JoyToKey application window, click on and then select Register License Key from the dropdown menu. Step 3: Enter Your Credentials

Once the payment is processed, a unique registration key will be sent instantly to your email address. Step-by-Step: How to Register Your JoyToKey License Key

The personal-use license for the English version costs . In Japan, the license is priced at 800 yen (880 yen including tax) for the Japanese version, or 990 yen (including fees and tax) .

Tip: Copy and paste the key directly from your email to avoid mistaking the number "0" for the letter "O", or the number "1" for the lowercase letter "l". Step 4: Confirm Activation

(The name or email associated with the purchase). License Key: (The alphanumeric code sent by the developer).

| Issue | Probable Cause | Solution | | :--- | :--- | :--- | | | Typographical error or version mismatch (e.g., v5.x key used for v6.x). | Copy-paste exactly; ensure you have the correct major version. | | Key not working | Antivirus blocking the write permission to joytokey.ini or Registry. | Temporarily disable AV or run as administrator once. | | Lost Key | Email lost or not delivered. | Use the "Resend License" feature on the official website. |

: To ensure the registration is saved properly, it is recommended to exit the program via File -> Exit immediately after registering. Important Troubleshooting Tips

Unauthorized downloads frequently contain trojans, spyware, or ransomware.

Sometimes, a license key might not save properly due to file permission issues on Windows. If you find your license becomes unregistered after a computer restart, follow these steps: