: If you have no internet access or a firewall blocks the connection, select the Offline activation option in the activation window. This will generate a long computer-specific key that you must validate on the Guitar Pro website to receive a final activation code.
If you have lost your credentials or need to activate the software, here is how to do it legally: How to Retrieve Your ID Guitar Pro 6 User Id And Key Id
: Typically starts with the version number and region (e.g., 6INT1234567 for Version 6 International). : A 15-character alphanumeric string formatted as XXXXX-XXXXX-XXXXX Management Features : If you have no internet access or
: A standard GP6 User ID typically starts with "6INT" (e.g., 6INT8339547 ), followed by a series of numbers. The Key ID is a separate alphanumeric string. Guitar Pro 6 User Id And Key Id