I used Media Go, and did some of the tricks to get an unsupported video files to work on my PSP.
This is all my steps that I did, when I first got my unsupported video files to work on my PSP. It works 100% with all my video files onto my PSP Portable
Things you will need:
*Media Go Download*
*Keep Vid for downloading Youtube URL Videos*
Step 1: Find Videos You Like on Youtube
Go to Youtube, and find your favorite videos you like. Then hit right-click on your mouse, and copy the Youtube URL
Step 2: Downloading Your Favorite Youtube Videos
Go to www.keepvid.com
Then hit right-click on your mouse, and paste your Youtube URL codes in your Keep Vid URL box, then hit Download button.
Step 3: Downloading Media Go
Then go to http://www.sonycreativesoftware.com/products/mediago/default_enu.asp?page=download and Download Media Go
Step 4: Connect PSP
Connect your PSP into your computer
Step 5: Drag and Drop Your Video Files
Drag your video files into your PSP video folder, then disconnect it.
Your video files will show up unsupported data on your PSP portable.
Step 6: Using Media Go With Downloaded Video
Connect back your PSP into the computer
What you want to do next is open Media Go. Right-click on video files on your PSP, and hit transfer to Library. Then delete the video files on your PSP.
Step 7: Transfer It Back, and Disconnecting It. Enjoy!!
Then go to Library. and transfer back into your PSP. Disconnect your PSP once your done with it. Enjoy!!