How do you upload website from a disc?

I need to get a new website company who will be willing to make changes to our website until then I need to upload the files.How do you upload website from a disc?
To upload files to the website, you need to use a FTP (File Transfer Protocol) program. There are many available, shareware and freeware.



Then to use it, you will need to know the username and password for the account on the web server.