That's is improved version of LL-Loader
Thanks for using and special thanks for mikhaillav
Start Best-LL-loader.exe then write version of LL and BDS.
After it B-LL-L start generate server.
p.s use full version name, for example 1.18.12.01 and not 1.18.12!
p.p.s folder musn't have spaces in name
p.p.p.s original LL-Loader: https://github.com/mikhaillav/LL-Loader