IMPORTANT - Bluetooth MAC address format is XX:XX:XX:XX:XX:XX, where X is a hexadecimal number in the range 0..F (A to F letters can be uppercase or lowercase). Example 00:d7:39:6B:50:aF


How to solve this error
How to solve this error

STEP 1 - Obtain your BT dongle MAC address▲ Back to top

Download the free Windows native application called Bluetooth Network Scanner (PC), install the .exe, launch the program, and extract your local Bluetooth dongle MAC address:

Extract Bluetooth dongle MAC address
Extract Bluetooth dongle MAC address

  1. Click the Local devices tab.
  2. Click the Refresh button.
  3. Right-click over highlighted Device address string value.
  4. Click on the Copy selected device address to clipboard entry from the opened contextual menu.

STEP 2 - Obtain your FREE license key file▲ Back to top

Download a free license key
Download a free license key
  1. Go to the official "Medieval Software" FREE license key page at medieval.it/apps/native/windows/blueftp/unlock.
  2. Paste from clipboard your Bluetooth dongle address copied above ( STEP 1).
  3. Click the Download license file button.
  4. Your license.mlk file is now available in the Downloads folder (or other selected path).

STEP 3 - Move license file inside app folder▲ Back to top

Open program file location folder
Open program file location folder
Move license file into the application folder
Move license file into the application folder
  1. Right-click over the Bluetooth OBEX File Transfer application icon, from Desktop (or Windows application list in program start).
  2. Click the Open file location entry from the opened contextual menu.
  3. Move (or copy) license.mlk file downloaded above ( STEP 2) from Downloads folder (or other location) into the application folder.
  4. Click the Continue button on the dialog that just popped-up.

STEP 4 - Grant license file permissions (OPTIONAL)▲ Back to top

This step is optional for most users but it might be necessary on some OS installations:

Edit license.mlk file properties
Edit license.mlk file properties
Edit security file permissions
Edit security file permissions
Add Everyone user to license.mlk permissions
Add Everyone user to license.mlk permissions
Grant full control to Everyone user
Grant full control to Everyone user
Accept license.mlk updated properties
Accept license.mlk updated properties
  1. From the application folder location, right-click over the license.mlk file moved/copied above ( STEP 3).
  2. Click the Properties entry from the opened contextual menu.
  3. Click the Security tab on the opened license.mlk Properties window dialog.
  4. Click the Edit… button.
  5. Click the Add… button on the opened Permissions for license.mlk window dialog.
  6. Type everyone in the text box of the opened Select Users or Groups window dialog.
  7. Press the Check Names button and now the text box content become Everyone (capitalized and underlined).
  8. Click the OK button to accept changes and close the Select Users or Groups window dialog.
  9. Make sure Everyone user is selected in the Permissions for license.mlk window dialog listbox.
  10. Click the Allow checkbox in the Full control row (the first one).
  11. Click the OK button to accept changes and close the Permissions for license.mlk window dialog.
  12. Finally press the OK button to grant all permissions to Everyone user for license.mlk file inside the application folder and close the license.mlk Properties window dialog.

STEP 5 - Restart the app to being REGISTERED!▲ Back to top

Application is now registered
Application is now registered

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