How to Fix Slow Internet Speed on Your Phone
Quick summary: How to test, narrow down and fix slow Wi-Fi or mobile data on your phone.
Slow internet can come from your phone, your router, the network or the website itself. Guessing wastes time, so the first step is to find out where the slowness starts.
These steps move from quick checks to deeper fixes. Speeds vary through the day and between locations, and plans advertise maximum speeds that you will not always see.
Before you start
Make a note of the speed you pay for, if you know it. Then you can compare your test results with it.
1. Run a speed test
Use a well-known speed test site or app. Test on Wi-Fi, then switch Wi-Fi off and test on mobile data. Compare the results with another device on the same Wi-Fi. If every device is slow, the problem is probably the router or the provider.
Example: If your phone is slow but a laptop on the same Wi-Fi is fast, the problem is in the phone.
2. Restart the phone and the router
Switch the router off for 30 seconds and on again. Restart the phone. This clears many temporary faults and takes two minutes.
3. Improve your Wi-Fi position
Move closer to the router and away from thick walls, microwave ovens and cordless phone bases. If the router has a 5 GHz network, try it for faster speeds at short range, and the 2.4 GHz network for longer range.
4. Check what else is using the connection
Large downloads, cloud backups and video calls on other devices can use most of the bandwidth. Pause them and test again. On the phone, check Settings, then Network, then Data usage for apps that use a lot.
5. Check data saver and plan limits
On mobile data, make sure Data Saver is not limiting the app you use. Some plans reduce speeds after a certain amount of data. Check with your provider or the carrier's app.
6. Clear the browser or try another one
If only one site or app is slow, clear the browser cache or try another browser. Also check whether the site itself is down by opening it on a different device.
Pro tip and important warning
Pro tip: Run tests at the same time each day for a few days. A pattern, such as slow evenings, helps when you talk to your provider.
Important: Do not install speed booster apps or use unknown free VPNs to try to get faster internet. They can slow things down and may collect your data. Do not give your router password to anyone who contacts you unexpectedly.
Conclusion
Test first, then fix the part that is slow. If the problem remains after restarts and moving closer, contact your internet provider with your test results. For more help, read Troubleshoot Common Wi-Fi Problems.