How aluminum foil can improve your Wi-Fi signals: Here are 7 tricks

Aluminum foil Wi-Fi boost: A simple kitchen foil trick can improve your Wi-Fi signal strength. Scientists at Dartmouth College formally tested this concept in 2017. Shaping foil into a curve and placing it behind the router redirects signals effectively. This method aims to boost coverage in specific dead zones within your home. It is a low-cost solution for targeted Wi-Fi coverage issues.