If you have an older tower PC that didn't come with built-in Wi-Fi capability, it can be easily added via a USB Wi-Fi adapter and a few minutes.
10 Ways to Make Your WiFi Faster For Gaming
How to tell if my PC has WiFi 6
Enable WiFi on a Laptop
Battery powered mini pc computer with built in screen
How I made my desk setup wireless ✓
Can I connect my desktop PC to a router that is used as a range extender? - Quora
Grofry Creative Ultra-thin Transparent 2.4GHz Wireless Optical Luminous Mouse for PC Laptop Pink
Solved] Laptop Won't Connect to WiFi but Phone Will - EaseUS
Benefits of Using a Wireless Mouse with Your PC or Laptop