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Why Your WiFi Sucks (And It’s Probably Not Your ISP)

· By Aydan Abrahams · 2 min read

Be honest.

When your internet slows down, what’s the first thought?

My ISP is trash.

Fair.
But also… not always true.

A lot of the time, your broadband is perfectly fine - it’s your WiFi that’s struggling.

Let’s break it down.


WiFi Hates Your House

WiFi signals aren’t magic. They’re radio waves.

And your house? Basically the worst enemy.

Things that absolutely destroy WiFi:

  • Thick walls (especially brick or concrete)
  • Metal (radiators, appliances, foil insulation)
  • Floors (yes, upstairs = pain in the arse)

That “full fibre gigabit” connection?
Yeah… it’s not getting through three walls and a bathroom intact.


Distance = Speed Killer

The further you are from your router, the worse it gets.

Not just slower speeds - but:

  • Higher latency
  • More packet loss
  • Random dropouts

WiFi doesn’t fail dramatically… it just slowly becomes unusable.


2.4GHz vs 5GHz (This Actually Matters)

Quick cheat sheet:

  • 2.4GHz = longer range, slower speeds
  • 5GHz = faster speeds, shorter range

Most devices switch between them automatically… badly.

So you end up:

  • Stuck on a slow band when you shouldn’t be
  • Or clinging to a weak 5GHz signal instead of switching

Your Neighbours Are Fighting You

If you’re in a flat or dense area (hi London 👀), WiFi is chaos.

Everyone’s router is shouting over each other on the same channels.

Result:

  • Interference
  • Congestion
  • Random slowdowns at peak times

Your WiFi isn’t just your WiFi. It’s shared airspace.


Cheap Routers = Bad Time

A lot of ISPs ship… let’s be real… shit routers.

They:

  • Struggle with multiple devices
  • Have weak antennas
  • Don’t handle congestion well

So when your house has:

  • Phones
  • Laptops
  • TVs
  • Consoles
  • Smart home stuff

…it starts to fall apart.


Your Devices Aren’t Helping

Some devices just have trash WiFi chips.

Looking at:

  • Older laptops
  • Budget phones
  • Smart TVs (honestly the worst offenders)

So even if your network is perfect… that one device will still struggle.


Speed ≠ WiFi Performance

This is the big one.

You can have:

  • 900Mbps fibre
  • Perfect line
  • Zero issues from your ISP

…and still get 30Mbps over WiFi in your bedroom.

Because WiFi is the bottleneck.


So What Actually Fixes It?

Here’s what genuinely helps:

Move Your Router (seriously)

  • Central location
  • Not hidden in a cupboard
  • Not behind your TV

This alone fixes a lot.


Use Ethernet Where You Can

Gaming PC? Console? Work setup?

Wire it.

Instant stability boost.


Get a Mesh System

If your place isn’t tiny, one router won’t cut it.

Mesh = multiple access points around your home = consistent coverage everywhere


Upgrade Your Hardware

A decent router makes a huge difference.

Better radios, better handling, less pain.


Real Talk

Your ISP delivers internet to your home.

WiFi is how it moves around your home.

Two completely different problems.

So before blaming your provider…

Check your setup.


If Your WiFi Still Sucks…

Then yeah - maybe it is your ISP.

And that’s where we come in.

About the author

Aydan Abrahams Aydan Abrahams
Updated on May 8, 2026