Cannot download any mod with luncher

Hi, I can`t download any mod with luncher, downloading freezing at random time (40MB, 1GB etc.). Im doing everything like here Installing the modification but nothing works for me. I tried steam and non steam version. Please help I wanna play XD

*Edit, I reinstalled lucnher and instaled it on same disc as game and the download was successful but now luncher ave problem with instalation.
**Edit, after download I just manualy unzip files and it works.