Open your browser, and navigate to http://skydrive.live.com/.
or with office live
Copy the UID part of the displayed URL
Sign in with your Windows Live ID.
Open Windows Explorer.
Enter the following URL:
Right Click on Network and select Map Network Drive
Note: Replace “Documents” with “^2Documents”, and “Public” with “^2Public”.
Choose a drive letter, and submit the dialog.
You will be prompted for your Windows Live ID. Sign in.
Then, you can access all the files and subfolders within your SkyDrive folder, including copying and pasting. You can even open and edit files directly!