Since Wi-Fi transmits over the airwaves, it’s of course much more susceptible to interference than the wired network. There can be interference from your own network or neighbor's, non-Wi-Fi wireless devices, microwaves, and even radar systems. Because there are so many possibilities, tracking down or fixing the interference can be quite a task, but knowing where to start can help.

The symptoms of interference issues can easily be mistaken for symptoms of other, more apparent problems such as poor Wi-Fi coverage. If so, maybe you blindly add more access points (AP) and, not knowing that you already had interference, that can actually cause more interference. So, try to find the root causes of any symptoms and be very intentional about the changes you make.

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