add-on; there is no legal "free" download link for the full official DLC. You can purchase it from authorized retailers: OMSI 2 Add-On London Official Publisher Shop Third-party Retailer Free Community Alternatives
: The official publisher's storefront, offering the DLC for approximately $35.99 . omsi 2 addon london free download link
: One of the most demanding maps for OMSI 2. Users with lower-end "potato" PCs will likely struggle with frame rates. Even on high-end systems, players report getting as low as 15 FPS in heavy areas. Visuals & Scenery add-on; there is no legal "free" download link
Or are you trying to (like TSLP) and need help with the installation? I can give you the exact, current steps for either path. Share public link omsi 2 addon london free download link