Remote desktop hanging frequently

Stop using Remote Desktop.. it's a mess.

Install VNC® Viewer Free Edition 4.1 for Windows and get remote control of the other computer(s) in a sane way. It can be setup to not need a password if you desire and works better than Remote Desktop Sharing ever thought about.

Get it free
HERE.

Their instructions look harder than they needed to be. Just install in both computers. The target computer gets installed as Server, if you don't want a password for access, leave it blank. The one you will be using to remote control the other is Client and that's about it. You'll need to get the IP address of the server so the client can connect.