But like a classic race car found in a barn, the 0.7d unlocker is best left as a memory. The corrosion (malware) and lack of spare parts (modern OS support) make it undrivable.
If you do decide to download third-party tools, run them through a virus scanner like VirusTotal first. Never disable your firewall for an "unlocker" program. Live For Speed 0.7d Unlocker