The numbers you mentioned (12.1 or 3.1.8) refer to older versions of the software. Modern versions are usually cloud-based to ensure the data is up-to-date with new car models.
Many brands (like VAG, BMW, or Ford) offer "pay-per-hour" access to their official technical portals (e.g., erWin or AOS). vivid workshopdata ati 121 318 g pltorrent
Many "cracked" versions of WorkshopData contain trojans or keyloggers designed to steal data from your PC. The numbers you mentioned (12
Detailed, often color-coded, wiring diagrams for comfort electronics and A/C systems. Repair Times & Manuals: vivid workshopdata ati 121 318 g pltorrent
Searching for files like typically relates to downloading automotive diagnostic software via BitTorrent.