agencies/Shutterstock The Apple TV's Siri Remote is the easiest way to control the multimedia player, but that's not the only option available to users when the remote control isn't anywhere in sight. The Apple Watch on your wrist is a good alternative, since many people may already wear the smartwatch while watching TV. The wearable supports the key controls that most users want, including changing apps, playing shows, and managing the volume. The downside is that the Apple Watch has a smaller screen than an iPhone, so it's not as convenient to use as a remote control for prolonged periods. The Apple Watch isn't the only Apple device that can control the Apple TV. The iPhone and iPad also offer remote control support for the Apple TV, assuming they're close by and not charging in a separate room. The Apple TV also supports third-party remotes, which can be useful if you routinely lose the official remote control or it's broken.…