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Fixing slow or dropping Wi-Fi

Updated 10 November 2026 · How-to

Why Wi-Fi slows down in some spots, simple things that improve it, and when it is time to look at the equipment.

Slow or unreliable Wi-Fi is one of the most common complaints we hear, and it is rarely caused by the internet connection itself. More often it comes down to distance, walls, interference or too many devices on one access point. Here is how to narrow it down.

Test the connection itself

If you can, plug a computer into the network with a cable and run a speed test at a site such as speedtest.net. Then run the same test on Wi-Fi from the same spot. If the wired result is good and the Wi-Fi result is poor, the problem is the Wi-Fi. If both are slow, the internet connection or the equipment that handles it is the place to look.

Distance and obstacles

Wi-Fi signals weaken quickly through walls, floors, metal shelving, mirrors, fridges and filing cabinets. Try the same task closer to the access point, which is the small box or disc on a wall or ceiling. If it works well there and badly at your desk, the building needs better coverage rather than a faster plan from your provider.

Interference

Microwaves, older cordless phones, some baby monitors and neighbouring networks can interfere with Wi-Fi, especially on the older 2.4 GHz band. Most modern equipment automatically moves devices to the faster 5 GHz band when they are close enough. If you see two network names, one ending in 5G or 5 GHz, use that one where the signal is good.

Quick things you can try

Turn Wi-Fi off and on again on the device, or restart it. Forget the network and reconnect. Make sure the device has its latest updates. If a laptop drops the connection only when on battery, its power-saving settings may be switching the Wi-Fi card off; we can change that.

When it is time to look at the equipment

A single consumer router in the corner of an office is often asked to do more than it can. If several people struggle with Wi-Fi every day, it is usually cheaper to fix it properly than to keep living with it. We can map where the signal is weak, suggest the right number and placement of business access points, and separate staff, guest and device traffic. Email hello@bitlogix.tech with which areas are worst and at what times of day.

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