Unexplained Wi-Fi Slowness: Seeking Solutions

[Microsoft Windows]

My PC's Wi-Fi is insanely slow, and I can't figure out why. Other devices in the same room—a laptop with Windows 11 and my phone—work perfectly on the same network. No matter what I do, the Wi-Fi on this PC is consistently terrible, even when I use a modern USB Wi-Fi adapter instead of the built-in one.Here’s what I’ve tried so far:Uninstalling and reinstalling the network adapter drivers.Disabling the built-in adapter and using a USB Wi-Fi adapter.Changing DNS settings.Running Command Prompt resets (Winsock reset, IP reset).Tweaking BIOS settings (like enabling Radio WAN).Adjusting advanced n

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