How to transfer a movie downloaded in iphone 4 uc downloads to pc?

Size of file 656mb… Windows8 in pc…

If you want to copy iPhone videos to PC more freely and easily, give a try to iPhone to PC Transfer Tool.
1.Download and install iPhone to Computer Transfer on your Windows PC. Now, launch this program and connect your iPhone to PC. After doing this, all information related to your iPhone such as type, version, capacity and format will be shown on the interface of the program.
2.Click on the "Video" icon in the program library. Now, you will be able to see your iPhone videos on the main interface of this program.
3.Select the videos that you want to transfer to local. Click on the "Export checked files to local" button, select the destination folder on your PC and click on "save" button to start the transfer process.

Or you could download Dropbox on your Desktop, and search Dropbox in the iPhone AppStore and it will background transfer over Wi-Fi and be available on both. It will also back up your pictures automatically if enabled, and files if you manually add it. Check it out!