Run a speed test to see what you're actually getting
A speed test measures how fast data moves between your device and the internet. The most common tool is Speedtest.net, which you can reach from any web browser on any device. Go to the site, click the big button, and wait 30 to 60 seconds. You'll see three numbers: read speed (how fast you pull data down), upload speed (how fast you send it up), and ping (how long it takes for a signal to reach a server and come back).
read speed matters most for streaming video, browsing, and downloading files. Upload speed matters if you video call, stream yourself, or back up files to the cloud. Ping matters for online games and video calls — lower is better, and anything under 50 milliseconds is fine for most people. Write down your numbers so you can compare them later.
Run the test at different times of day. Internet speed often drops in the evening when your neighborhood is using more bandwidth. If your speed is consistently much lower than what your internet provider promised, that's a real problem worth reporting. If it's only slow at peak hours, that's normal congestion.
Key Takeaways
- Speedtest.net shows your read speed, upload speed, and ping in about a minute, and you can run it from any web browser.
- read speed under 25 Mbps will struggle with video streaming or multiple devices; upload speed matters mainly for video calls and cloud backups.
- Run tests at different times of day to see whether slowness is constant or only happens during peak evening hours.
- A wired connection (ethernet cable) will always test faster and more stable than Wi-Fi from the same router.
- If your speed is consistently 20 percent or more below what you're paying for, contact your provider with your test results.
Check whether your router is the problem or your internet line
Run one speed test while connected to your Wi-Fi, then run another with an ethernet cable plugged directly into your router. If the wired test is much faster, your router is the bottleneck — either it's old, too far away, or there's interference from other devices. If both tests show the same slow speed, the problem is your internet line itself, not the router.
If the Wi-Fi test is slower, move closer to the router and test again. If it gets faster, distance and walls are blocking the signal. If it stays slow, the router may be overloaded or failing. Restart the router by unplugging it for 30 seconds, plugging it back in, and waiting two minutes for it to fully boot. Then test again.
Look at your router's lights to spot connection problems
Most routers have lights on the front that tell you what's happening. A solid green or blue light usually means everything is working. A blinking light means data is moving. A red light or no light at all means something is broken or disconnected.
Check that the cable coming into your router from the wall is plugged in firmly at both ends — the wall outlet and the router itself. If the light is still red or off, unplug the router for 30 seconds and plug it back in. If the light stays red after two minutes, your internet line may be down. Call your provider's support line and tell them the light is red.
If the light is green but you still can't connect, restart your device (phone, laptop, or computer). Sometimes the device loses its connection to the network even though the router is working fine.
Test your connection on different devices to narrow down the problem
If one device can't connect but others can, the problem is that device, not your network. Restart it, forget the Wi-Fi network, and reconnect. On a phone or tablet, go to Settings, find Wi-Fi, tap the network name, and choose "Forget". Then find the network again and enter your password.
If multiple devices can't connect, restart the router. If they still can't connect after the router restarts, check whether other people in your building are having problems too — a neighbor, a friend, or a post in a local Facebook group. If it's just you, the problem is your router or your internet line. If it's everyone, your internet provider is having an outage.
Check for interference and congestion on your Wi-Fi channel
Wi-Fi signals travel on channels, like radio stations. If your router and your neighbor's router are both using the same channel, they interfere with each other and slow everything down. You can see which channels are crowded by using a free app like WiFi Analyzer (on Android) or iStumbler (on Mac).
Log into your router's settings — usually by typing 192.168.1.1 into a web browser, though the exact address is on a sticker on the router itself. Look for a setting called "Channel" or "Wi-Fi Channel". If you're using 2.4 GHz Wi-Fi, try channels 1, 6, or 11 — they don't overlap with each other. If you have a 5 GHz network, there are many more channels available and interference is less common.
Change the channel, wait a minute for the router to explore the change, and run a speed test again. If it's faster, you found the problem. If it's the same, interference wasn't the issue.
Monitor your connection over time with a continuous test
Speed tests show you one moment in time. If your connection drops randomly or gets slow at certain hours, you need to see the pattern. Some routers have a built-in tool that logs speed over time. Check your router's settings or your internet provider's app — many providers offer an app that shows your speed history.
If you want to track it yourself, run a speed test at the same time each day for a week and write down the results. If you see a pattern — slow every evening, or slow on weekends — that tells you whether it's congestion (normal) or a real fault (worth reporting). If the speed is random and unpredictable, the router may be failing or your line may have a fault that comes and goes.
Know what speeds you actually need for different activities
Not every activity needs the same speed. Browsing websites and email work fine on 5 Mbps. Video calls need about 2.5 Mbps upload and read. Streaming one video in HD needs about 5 Mbps. If you have four people streaming at once, you need 20 Mbps. Online games need low ping more than high speed — 10 Mbps is enough, but ping under 50 milliseconds matters.
If your speed test shows you have enough for what you do, but things still feel slow, the problem may be ping, not speed. A high ping (over 100 milliseconds) makes everything feel sluggish even if the speed is fast. That usually means your router is far away, there's interference, or your internet line has a fault.
Frequently Asked Questions
What's a good internet speed?
It depends on what you do. For one person browsing and emailing, 10 to 25 Mbps is fine. For a household with multiple people streaming video or working from home, 100 Mbps is safer. Video calls need about 2.5 Mbps each. If you're not sure what you're paying for, check your bill or log into your provider's website.
Why is my Wi-Fi slower than my ethernet connection?
Wi-Fi travels through air and walls, which slow it down and weaken the signal. Ethernet is a direct cable, so it's always faster and more stable. If the difference is huge — like 100 Mbps on ethernet but 10 Mbps on Wi-Fi — you're too far from the router or there's interference. Move closer or switch to a less crowded Wi-Fi channel.
How often should I restart my router?
Most routers don't need regular restarts. Restart it only when you're having problems — slow speed, devices can't connect, or the light is red. If you have to restart it more than once a week, the router may be failing and you should contact your provider or replace it.
Can I fix a slow connection without calling my provider?
Yes, if the problem is your router or Wi-Fi. Restart the router, move closer to it, change the Wi-Fi channel, or use an ethernet cable. If the speed test shows you're getting what you're paying for, the slowness is on your end. If the test shows you're getting much less, contact your provider with the test results.
What does ping mean and why does it matter?
Ping is how long it takes for a signal to reach a server and come back, measured in milliseconds. For video calls and online games, low ping matters more than high speed. Anything under 50 milliseconds is good. High ping (over 100) makes everything feel sluggish and makes games unplayable, even if your speed is fast.