Pretty much every cable in use will be HDMI 2.0 or HDMI 2.1. Just about every TV port from a unit made within the last 10 years or so will accommodate either version, though most new TVs are ...
The best modern TVs come with a few HDMI 2.1 and 2.0 ports to help you connect all your devices together, but if that's not enough, or you want greater control without reaching behind the TV ...
We love how slim and light laptops are nowadays, but that comes with a drawback: fewer and fewer ports, which can make things difficult if you have to charge gadgets and plug in peripherals and so on.