By default, MSN Live Spaces does not support API access. To enable it, you have to enter Live Spaces setting, enable email publish and set a security code, and remember it.

Then open BlogSync

1. Go to add source page.
2. Choose metaWeblog API
3. Enter this address: https://storage.msn.com/storageservice/MetaWeblog.rpc
4. Enter you username, please notice that this username is not your msn passport name, it's your blog name. If you blog is myspace.space.live.com, then the user name should be "myspace".
5. Enter password, the password is the security code you set at them email publish setting.
6. Click add and it's done.