Instructions
Open the Internet browser on your PS3. An icon for the browser is contained in the "Network" menu on the main console screen.
Press "Triangle." This command opens the Internet browser menu. Select "File" and "Address" from the menu.
Type www.msn.com into the address bar. Press "Start" to load the MSN main page. If you want to log into your MSN account on your PlayStation 3 and don't want to just view the main page, continue to "Step 4."
Use your PS3 controller's directional stick to move the cursor over the "Sign In" button in the upper-right corner of the screen. Press "X" to select it.
Use the PS3 controller to enter your MSN user name and password. Select "Sign In" to view your main MSN account on your PlayStation 3.