A UHF tuner, separate from the VHF tuner but located in the same TV chassis, was a tribute to design complexity and sophistication (Figure 1). Figure 1. This Philips UHF tuner from the early 1960s was ...
Before you do anything else, make sure you plug your PC into the right HDMI port. Some TVs only support 4K at 60Hz on certain inputs, so check your TV's manual or the input labels on the back, and ...
The process will vary by setup, but it's worthwhile to avoid turning it on manually every time. Every input on your TV has its own special settings, and you may need to tweak a few for optimal output.