Follow these instructions:
1. Connect to the Internet and open Internet Explorer 
2. At the Address field enter the following information:
ftp://LoginID@www.domain.com
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LoginID: Your hosting account ID (you will be prompted for password later)
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www.domain.com: your domain
For example, if your ID is paunet and your website is www.paunet4u.com then type:
ftp://paunet@www.paunet4u.com
3. A login prompt will come up, type your hosting account password
4. Click the Login button (Leave Login Anonymously unchecked)
5. If you want your computer to remember your password click on Save Password
6. Drag and drop files to upload or download from your site
7. Please note that uploading and downloading is not instantaneous as it takes time to transfer files
8. When finished, close the FTP window