8 Reasons Why Your Internet is Slow (and How to Fix It) (2024)

More ways to speed up a slow internet connection

We provide some quick tips below to help speed up your internet connection. But if you’re ready to get to the bottom of your internet speed issues with some thorough troubleshooting, see our internet troubleshooting guide.

First, know your plan speed

You need to know how much speed you pay for each month and compare that number against the speed you’re actually getting now. Look on your paper bill or log in to your online account to see your plan’s advertised maximum speed.

Next, run a speed test and compare

Running a series of speed tests while connected to different points in your network can help you figure out where your speeds are slowing down. We’ll break the testing process down into two sections.

Part 1: Test the modem

Your first speed test is to see if you’re getting the correct speeds to your home compared with what you’re supposed to get from your internet provider. To get the most accurate results for your initial speed test, unplug your router from the modem and connect a computer to the same port on the modem using an Ethernet cable. If you have a wireless gateway, just plug it into one of the Ethernet ports.

Warning: We don’t recommend browsing the internet for extended periods of time without using a router. Your router has some excellent built-in security features that protect your network from viruses and malware.

This first test should give you results that are close to the speeds promoted with your plan. If not, try to track this issue over multiple days and times of day to establish a pattern. Contact your internet provider to talk about why you’re not getting the correct speeds if you continue to see lower than expected results.

Part 2: Test the router

If your modem isn’t the issue, the next step is to test the router. Plug the router back into the modem and run multiple speed tests using your wireless devices, and wired devices plugged into the router’s Ethernet ports.

If you see a vast difference between the modem and router tests, then your router is causing your connection slowdowns—or the Ethernet cable tethering your router to the modem.

Keep in mind that not all wireless devices experience identical speeds. Their connections depend on the hardware inside no matter what router you use, so a budget Samsung phone will have slower Wi-Fi speeds than an expensive wireless card plugged into your desktop.

To troubleshoot router problems, follow these steps:

Step 1: Unplug the router’s power, wait 30 seconds, and then plug it back in.

Step 2: Make sure all cables are connected securely and that all ports work.

Step 3: Update your router’s firmware. You can do this by logging in to your router’s web interface or mobile app. (Your ISP likely does this automatically, but it’s worth checking.)

Step 4: Reposition your router.

Step 5: Move wireless connections to the best Wi-Fi band.

Step 6: Change Wi-Fi channels in your router’s interface to find one that’s less crowded.

Step 7: Try a factory reset by pressing the reset button located on the back of your router.

If none of these steps work, you may need to upgrade to a newer or more powerful router. Internet tech advances rather quickly, and if your router is more than a few years old, it might be time to get yourself something more modern.If you’re looking for router-buying guidance, we have recommendations for the best long-range routers, the best modem and router combos, and the best routers for Xfinity.

Check for Wi-Fi dead zones

Wi-Fi problems can stem from multiple factors. It could be your router’s range, a crowded frequency channel or band, or signal interference caused by physical obstructions and other electronics.

You already know that you should place your router at a central and elevated location for the best coverage, so we’ll assume that you’ve already done that and pointed your antennas in the right direction.

Go to different areas of your house with a computer or smartphone and watch the Wi-Fi signal strength indicator. If you notice a lot of dead zones, you may need to move your router again (if they happen in areas where you normally need Wi-Fi) or invest in something to boost your Wi-Fi signal to that particular area. You can also make a Wi-Fi heatmap if you want to get more precise with it.

If you have more than a couple of issues with Wi-Fi dead zones, we recommend upgrading to a mesh networking kit. They usually ship with at least two nodes—one that connects to your modem and another that communicates directly with the first unit—to create a ”blanket” of coverage. There’s no centralized point, and you can easily add more nodes to extend coverage. Moreover, devices seamlessly switch between nodes as you move about the home or office.

If you prefer to stick with the traditional router, you could add a Wi-Fi extender or powerline adapter, However, we still prefer mesh router kits versus the router/extender setup.

Reorganize your Wi-Fi connections

If you’ve already pruned your Wi-Fi connections of unnecessary devices, it’s time to make sure all active connections are on the correct Wi-Fi band.

Most modern routers offer two Wi-Fi bands, which each create their own visible Wi-Fi network. By default, these are usually labeled with their frequency bands, but it might be different if you’ve changed your Wi-Fi network’s name.

These bands operate on two different frequencies: 2.4 GHz and 5 GHz. The 2.4 GHz frequency band has a better range, but it’s slower and more susceptible to signal interference from other electronics. The 5 GHz band is faster but can’t travel as far.

Basically, you want to use the 5 GHz band for most bandwidth-heavy applications like streaming or gaming. Devices that don’t need that much speed—like smart home devices—should use the 2.4 GHz band instead.

Typically, you can change the Wi-Fi band each device uses by logging in to the correct Wi-Fi network on each device. However, some routers broadcast only one network name and automatically selects the best frequency band for your device. This can be problematic if you really need the faster 5 GHz connection, but the router forces your device to use the 2.4 GHz band.

Change your Wi-Fi band’s channel

Changing your router’s channel is a standard troubleshooting suggestion, but it may not work, and here’s why.

All three frequency bands are divided into small 20 MHz channels, and routers combine these channels to make larger ones. Most modern Wi-Fi 5 and Wi-Fi 6 devices use 80 MHz channels when they connect to the 5 GHz band for the most speed, so routers use these by default.

The thing is, routers only list the smaller channels, so you may run a Wi-Fi diagnostics app and see that channel 36 is clear for you to use, but in reality, it’s probably being used by a neighboring network that, like yours, combines channels 36, 40, 44, and 48 to create one 80 MHz channel.

If that’s the case, your best bet is to select one of the higher 5 GHz channels (if they’re available to you) and hope for the best. Most standalone routers allow you to change the channel in the web interface or mobile app, but you usually can’t change the channel on a mesh system.

Check connected devices

As we mentioned before, sometimes the issue isn’t with your internet connection—it’s with the smartphone, computer, or tablet you’re using to access the internet. It may need a reboot, it may be outdated, or you have too many apps and programs open, bogging down the device’s processor.

Manage your network

If you’ve made it this far and you’re still experiencing problems with slow internet speeds, run through the tips in the home network traffic section of this post if you haven’t already.

Your speed issues most likely stem from your internet provider’s reliability or the traffic on your own home network. Even if you’ve organized and trimmed down your number of connected devices, you could still not have enough bandwidth at certain times of day to cover everything your network has to handle. The only solution to this is to either use the internet less or get a faster internet plan.

8 Reasons Why Your Internet is Slow (and How to Fix It) (2024)

FAQs

8 Reasons Why Your Internet is Slow (and How to Fix It)? ›

A slow internet connection may be due to a variety of reasons. It could be your inefficient router, internet service provider (ISP) bandwidth throttling, outdated devices, or even malware. While speeding up your internet connection on your computer is not always easy, there are ways to optimize it.

Why is my internet so slow and how can I fix it? ›

Here are some troubleshooting tips to help you when dealing with internet connection issues:
  • Conduct a Speed Test. ...
  • Test Your Network on a Different Device. ...
  • Move Closer to your Router or Reposition It. ...
  • Purchase a Wi-Fi Extender or Mesh Network. ...
  • Reboot Your Modem and Router.

How to fix slow Wi-Fi at home? ›

Why is my Wi-Fi so slow and how can I fix it?
  1. Check your router location and do a restart.
  2. Test whether your bandwidth is low.
  3. Scan for viruses and other malware.
  4. Too many devices connected.
  5. Check your device.
  6. Reinstall your network drivers.
  7. Change your DNS server.
Aug 30, 2023

How to speed up your internet for free? ›

How to increase your internet speed for free
  1. Clear your cache and cookies. ...
  2. Restart your modem and router. ...
  3. Move your router. ...
  4. Use a wired connection. ...
  5. Move your router antennas. ...
  6. Update your router's firmware. ...
  7. Disconnect any unnecessary devices. ...
  8. Close any unnecessary apps or windows.
Aug 23, 2023

Why is my Wi-Fi so bad all of a sudden? ›

A slow internet connection may be due to a variety of reasons. It could be your inefficient router, internet service provider (ISP) bandwidth throttling, outdated devices, or even malware. While speeding up your internet connection on your computer is not always easy, there are ways to optimize it.

How to get fast internet speed? ›

Here's how to increase internet download speeds and get the most out of your internet connection:
  1. Restart your computer. ...
  2. Close unnecessary apps and programs. ...
  3. Disconnect other devices. ...
  4. Download one file at a time. ...
  5. Scan for viruses. ...
  6. Update drivers and firmware. ...
  7. Clear cookies.
Jun 3, 2022

How to boost Wi-Fi speed? ›

What you'll learn:
  1. Move your router.
  2. Power cycle your equipment.
  3. Secure your WiFi.
  4. Upgrade to faster internet.
  5. Use the latest WiFi technologies.
  6. Replace your equipment.
  7. Update your firmware.
  8. Get a WiFi extender.
Dec 8, 2023

How do I get 100% internet speed? ›

How to increase download speed: 15 tips and tricks
  1. Restart your computer. ...
  2. Test your internet speed. ...
  3. Upgrade internet speed. ...
  4. Disable other devices connected to your router. ...
  5. Disable apps that aren't being used. ...
  6. Download one file at a time. ...
  7. Test or replace your modem or router. ...
  8. Change the location of your router.
Oct 6, 2020

How can I manually increase my internet speed? ›

You can increase your internet speed by taking the following steps:
  1. Reset your router.
  2. Manage your Wi-Fi channels.
  3. Remove signal-hogging devices from your network.
  4. Use an Ethernet connection.
  5. 'Flush' your DNS.
  6. Switch to a faster browser.
  7. Add an extension to manage your cache.
Feb 6, 2024

How can I increase my unlimited internet speed? ›

How to improve your broadband internet speed?
  1. Get a dual-band router to provide greater internet speeds to your devices.
  2. Upgrade to a more expensive plan.
  3. 3. Make sure your wifi router is placed in an ideal location so that the signals do not get blocked.

How to fix slow data? ›

If your internet speed is still lagging after more than a few hours, try these steps to get things moving.
  1. Restart Your Phone. ...
  2. Turn Airplane Mode On and Off. ...
  3. Check Your Data Usage. ...
  4. Check with Your Carrier. ...
  5. Remove Your SIM Card. ...
  6. Bonus iPhone Only Tip: Refresh Your Network Settings.

How to reset a router? ›

How to Reset a Router
  1. Keep your router plugged in.
  2. Find your router's reset button. This will be on the back or the bottom of your router.
  3. Use a paperclip to hold down the reset button for 30 seconds.
  4. Release the button.
  5. Wait for the router to power back on.

What slows down internet speed? ›

Spyware and viruses can definitely cause problems, but your Internet connection speed can also be affected by add-on programs, the amount of memory the computer has, hard disk space and condition, and the programs that are running. Two of the most frequent causes of poor Internet performance are spyware and viruses.

How to increase internet speed in router settings? ›

10 Ways to Boost Your Home WiFi for a Faster Internet
  1. Place Your Router in the Perfect Spot. ...
  2. Reduce Interference from Other Electronic Devices. ...
  3. Adjust Router's Antennas. ...
  4. Choose a Better Frequency Band. ...
  5. Switch to a Better Channel. ...
  6. Limit Your Unnecessary Connections. ...
  7. Set Up Wireless Security.

How do you reboot your router? ›

Step 1: Unplug the power cable from the back of the router or gateway. Step 2: Wait 60 seconds. This cooldown allows all the power to completely drain from the device and ensures a full restart. Step 3: Reconnect the power cable to the back of the router or gateway.

How to fix internet connection? ›

How to fix internet connection issues
  1. Restarting your router or modem.
  2. Checking hardware.
  3. Checking network settings.
  4. Advanced troubleshooting.
  5. Contacting your Internet Service Provider.
Jun 16, 2023

Why is my internet data so slow? ›

Weak Signal & Poor Network Coverage

If you're in an area with spotty coverage or a weak signal, you'll likely experience slow internet. Choose an internet service provider with reliable coverage where you live and work. Additionally, the physical environment also affects signal's strength.

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