Hello Nancy, If you are using a VM, then you should download the centos6 tar file into the VM and then use the fslinstaller script to install it, using the -f option. Kind Regards Matthew > Hi Matthew: > Thank you so much! I found the files,there are some files related to 5.0.8,(1)should I downloaded all these files? (2)After downloading these files should I unzip the file under the window enviroment? Looking forward to your further experienced help! > Best wishes! > Nancy Li > > >