: If you own a license for an older version (e.g., v6), you can often get a discounted upgrade to v7 or the current version (v9) through the Special Offers page How to Register Neat Image 7.0
# Generate an HMAC signature using SHA-256 expected_signature = hmac.new(license_key.encode(), combined_string.encode(), hashlib.sha256).hexdigest() neat image 7.0 registration code