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It's possible your internet is fine, but your Wi-Fi which connects you to the internet is having signal problems. A bad Wi-Fi connection can seem like an Internet connection problem, especially since it can affect all the devices in your home. There are quite a few reasons you may have a bad Wi-Fi signal. The airwaves could be congested with too many devices nearby, especially if you're using 2using 2.4 GHz and not 5 GHz, which can support a lot more devices. This is a particularly common problem in denser urban areas for example, if you live in an apartment complex with neighbors who have a bunch of wireless routers and other devices.
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You could also just have a dead zone, something interfering with your Wi-Fi signal, or poor converge throughout your home. Consult this hand guide for speeding up your Wi-Fi and getting a better signal. If you have a larger home or yard and need better Wi-FI coverage, consider getting a mesh a mesh Wi-Fi system that system that provides multiple base stations you can place around your home or property.
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