Why Is Wi‑Fi Fast on One Device and Slow on Another?
Wi‑Fi is fast on one device and slow on another because the devices themselves—and not the router—are often misaligned on key settings like Wi‑Fi band support (2.4 vs 5 GHz), channel width, and wireless security mode. The “winning” device usually negotiates the best connection parameters for your network, while the other one settles for a…