handheld gaming device, Steam Deck, offline issue, troubleshooting, connecting to Wi-Fi, network settings, checking internet connection, restarting device, updating system software, portable console, indoor setting, user looking at screen, frustrated expression, soft lighting, close-up shot, detailed texture, modern technology, high-resolution display, ergonomic design, action of pressing buttons, black and silver color scheme, focused on device screen, blurred background, home environment.