A:AnswerYes. You can do it by plugging in a flash drive to your TV, or by connecting your device (e.g. camera) to the USB port. You can also set up a wireless connection to other devices in your home network and display pictures/videos stored in them.
A:AnswerIt's built in but beware. I ended up connecting an AppleTv to access my favorite apps. The Smart Hub Wifi is problematic. It's a common issue amongst Samsung TVs who rely on the built in SmartTV functionality.
A:AnswerThe TV takes M4 screws which are smaller than M5 and M6 screws. The length needs to be about 20-25mm long. Most hardware stores will carry a selection of M4 screws.