Typical paths:
Once you have downloaded the Yufa spline package (usually a .rar or .7z file), follow these steps: omsi 2 yufa splines download work
If all else fails, a user on the OMSI 2 WebDisk forum (search for user "BusDriver2000") re-uploaded a complete working Yufa pack with all dependencies in 2024. That specific pack solves 99% of "not working" cases. Typical paths: Once you have downloaded the Yufa
Download OMSI Map Tools (a third-party utility). Run it, select your map folder. It will list exactly which Yufa splines are missing and their expected paths. Compare with your Splines/Yufa/ folder. Download OMSI Map Tools (a third-party utility)
Once you find a link, download the .rar or .7z file. A complete Yufa pack is usually between 50MB and 200MB. If the file is 2MB, it is likely just a readme or an update patch. You need the base pack.
Pro tip: Many Chinese maps require the "Yufa Complete Collection 2019." If you cannot find it on Western forums, use a VPN to access Baidu Pan (Chinese cloud storage) and search for "Yufa 曲线包."