Have you ever wonder how good is it that you can access your computer at home anywhere you want? Or letting your friend help you fix you computer from virus, worm or something else from somewhere far from you? Actually you can, you can use the Remote Desktop function in Windows.
To use Windows’ Remote Desktop, you must have:
1. Internet connection
2. The Remote Desktop programme
3. A little setting for the client computer(the computer you want to control)
To set up the Remote Desktop, start with the host computer, which in this example is your work computer.
1. Verify that you are signed in as the administrator.
2. Click Start, click Control Panel, and then click Performance and Maintenance.
3. Click System.
4. Click the Remote tab, select the Allow users to connect remotely to this computer check box, and then click OK.

Next, make sure you have Windows Firewall set up to allow exceptions.
1.In the Control Panel, click Security Center.
2. Under Manage security settings for, click Windows Firewall.

3. Make sure the Don’t allow exceptions check box is not selected.
4. Click the Exceptions tab, and verify that the Remote Desktop check box is selected.
5.Click OK, and then close the Windows Security Center window.Your host computer is now set up to allow remote access. You will need the name of the host computer.(IMPORTANT: MUST REMEMBER TO LOGIN FROM OTHER COMPUTER)
7. Write down the full computer name, and then click OK.
8. Close Control Panel.
9. Leave this computer running, locked, and connected to the corporate network with Internet access.
Connect your remote computer to the host computer
To connect your home computer, which is the client (or remote) computer to your work (or host) computer, follow these steps:
1. On your home computer, click Start, point to All Programs, and then point to Accessories.
2. In the Accessories menu, point to Communications, and then click Remote Desktop Connection.
3. In the Computer box, type the computer name of your host computer, which you wrote down earlier.
4. Click Connect.
5. When the Log On to Windows dialog box appears, type your user name, password, and domain (if required), and then click OK. (REMEMBER: The client computer must have password.)
PS: Happy trying~~