A range extender is a solid lower-cost alternative to buying a new router if you're looking to beef up your Wi-Fi network, with many now supporting advanced features like mesh networking.
The 9 Best Wireless Range Extenders to Beef Up Your Wi-Fi Network
Most folks figure they need to upgrade their Wi-Fi to get more bandwidth and either buy a new router or upgrade their service (or both), but the truth is that you don’t need to do any of that. For well under $100, a range extender will get the job done. Aptly named, range extenders pick up your router's Wi-Fi signal, amplify it, and rebroadcast the boosted signal. Here are the best we’ve tested.