6 of 6Image
Wi-Fi channels can reduce interference
Having your Wi-FI network on the same "channel" as other devices in your neighborhood can cause interference with your network. You can use third-party Wi-Fi scanners to determine which channel networks around you are on. Picking one that isn't in use can increase the performance of your Wi-Fi network.
Image: Newcastle University
Big house? Buy a repeater
If you have a big property or office, you could invest in a Wi-Fi repeater. These devices are generally cheap — some routers already provide "access point" functionality — and can extend the range of your Wi-Fi network considerably
Image: CNET/CBS Interactive