Things You'll Need
Instructions
Open your PC's Internet browser. Navigate to http://www.us.playstation.com/Support/SystemUpdates/PS3. Download the latest software update by clicking the "Download Now" link.
Create a new folder on your external USB drive named "PS3." In this folder create another folder called "UPDATE." Both folder names must be typed in capitals.
Save the downloaded file to the external USB drive inside the UPDATE folder. Make sure the file is named "PS3UPDAT.PUP." Remove the USB drive from your PC.
Connect the USB drive to your PS3 system.
Open the XMB menu on your PS3. Select "Settings>System Update," and then select the "X" button. Your PS3 will now automatically update its software. Once this procedure is complete, you will be able to watch Flash video on your PS3 browser.