Things You'll Need
Instructions
Make sure your modem and wireless router is up and running, and that your PC is connected to it. The PC can be connected via wireless or directly to the modem with an Ethernet cable.
Start Windows Media Player 11 on your PC by clicking the Media Player icon on your desktop.
Turn on your PlayStation 3 and log into a profile.
Select the "Library" option on the Windows Media Player menu bar, then select "Media Sharing."
Select the "Unknown device" in the media sharing window, and make sure the "Share my media to" box is checked.
Select "OK" to close the window.
Return to your PS3 main menu and you will see the name of your PC as an option under "Music," "Movies" and "Photos." Whatever media files can be accessed by Windows Media Player 11 can be accessed by the PS3.