My dad tried to fix the internet connection by yelling at the router.

This joke tickles our funny bone with a delightful blend of absurdity and relatable frustration. The humor mechanism here is primarily anthropomorphism, where the dad treats the inanimate router as if it's a stubborn child or a disobedient pet. His belief that the router is "ignoring" him, rather than simply having a technical fault, is what makes the situation so comically illogical. It's a classic example of someone projecting human emotions and intentions onto technology.

The real-world context for this gag is incredibly common: the universal exasperation with a faulty internet connection. We've all been there, staring blankly at a blinking light, feeling utterly powerless. For many, especially older generations less accustomed to the intricacies of modern tech, the immediate reaction to a non-responsive device can be a more primitive one, like yelling or even giving it a gentle (or not-so-gentle) tap. This joke taps into that shared experience of tech-induced bewilderment, particularly from a "dad" perspective, where a logical solution might be bypassed for a more emotional one.

Ultimately, the humor stems from recognizing a bit of ourselves, or someone we know, in the dad's extreme and utterly unhelpful approach. It's a lighthearted jab at our collective struggle with technology that sometimes feels like it has a mind of its own, reminding us that sometimes, even our attempts to fix things can be part of the problem – or at least, the funniest part.