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Slow Internet Troubleshooting (Windows 10, 8)
The computer stops responding or performance becomes poor after connecting to the Internet. Use this document to resolve the most common problems that cause the computer to stop responding or cause Internet browsing to slow down.
Testing your Internet connection speed
Use one of the following methods to test your Internet connection speed both before and after performing the troubleshooting steps in this document to see whether your connection speed improves.
1. Network Speed Test
Use the Network Speed Test to measure your network response time, download speed, and upload speed. Based on your connection’s speed, Network Speed Test will tell you what activities you can do, such as stream music or high-quality video. Download this free app from the Windows store using the following instructions.
• In Windows, search for and open the Microsoft Store.
• In the Microsoft Store, search for network speed test, and then select the Network Speed Test app in the search results.
• Click Get, and wait while Windows downloads and installs the app.
• Select Launch to open the app. If requested to let the app access your precise location, click Yes.
• Click Start to run the test.
• When the test is complete, the results display on the screen showing the connection type, and download and upload speeds, as well as other network information.
2. Bing Speed Test
Use the Bing Speed Test to measure your network response time, download speed, and upload speed.
• In Windows, search for and open Bing.com.
• In Bing, search for speed test.
• When the Speed test displays, click Start.
• When the test is complete, the results display showing the "ping" (network response) time, and upload and download speeds.
Troubleshoot Internet Connection Problems
1. No Internet Connection –
If you can’t connect to your WiFi or Internet, you can try the 11 fixes below to troubleshoot Internet connection problems.
Fix 1. Restart Your Computer
Restarting computer can often fix many issues you are encountering. When your computer suddenly has no Internet connection, you can click Start -> Power -> Restart to reboot your computer.
Fix 2. Check Internet Connection with Another Device or Try to Access Other Websites
If you meet this site can’t be reached error when visiting a website, you can try to visit more websites to see if you can access them. You can also try another device to see if it can connect to the Internet. If the Internet connection problem only happens on one device, then you can focus on fixing no Internet connection problem on that specific machine. You can get some solutions in Part 2.
Fix 3. Restart Internet Modem and Router
Sometime restarting the Internet Modem and Router can fix many minor Internet problems. You can directly cut off the power supply of Modem and Router to turn them off, or manually unplug your modem and router from their respective power sources. After a few minutes, you can turn on your modem and router again, and check if router not connecting to Internet issue is fixed.
Fix 4. Check for Virus/Malware Infection
Malware or virus infection could make your computer work abnormally and cause Internet connection problem. You can use Windows Defender or third-party antivirus software to run a malware/virus scan for your computer.
Fix 5. Reset Your Router to Troubleshoot Internet Connection Problems
Soft reset: If you still can’t connect to Internet, you can perform a router reset. You can perform a soft reset by unplugging and plugging the Power Connector on the front or side of your router.
Hard reset: You can also perform a hard reset to restore the network to its factory settings. This would also factory reset your network name and password. You can press and hold the Reset button on the back of the modem or router for above 30 seconds to reboot the modem/router.
Normally the Reset button is recessed on the back of the modem and router. You can use a pen or some other tools to press this button.
Fix 6. Move Your Computer Closer to the Router
The distance between the device and the wireless access point will affect the performance of WiFi connection. If your device is excluded from the wireless signal range, it can’t connect to the Internet. You can move your device closer to the router and try to connect again.
Fix 7. Contact Your ISP (Internet Service Provider)
If you still can’t connect to Internet or experience slow Internet speed, you can contact your Internet Service Provider for professional help.
2. How to Fix WiFi Connected But No Internet Connection (Advanced Solutions)
Since some of you may also encounter WiFi connected but no Internet connection problem, below we’ll continue to introduce some advanced solutions to help you fix this issue. You can also try some of these fixes if you can access the web on other devices but not on your PC.
Fix 8. Temporarily Disable Antivirus Software
You can try to temporarily disable or uninstall any third-party antivirus software to see if the WiFi connected but no internet problem can be fixed. Sometimes antivirus can interfere some processes on your computer.
Fix 9. Troubleshoot Your Device Internet Connection Problems
You can click Start -> Settings -> Update & Security -> Troubleshoot. Click Internet Connections and click Run the troubleshooter button. Windows will automatically search and fix detected problems with the connection to the Internet or websites.
Fix 10. Update Network Adapter Drivers
• You can click Start, type device manager, and choose Device Manager to open it.
• Expand Network adapters, and right-click your network device and choose Update driver.
Then you can check if your Windows 10 PC can connect to Internet.
Fix 11. Reset DNS/TCP/IP Settings
You can press Windows + R, type cmd, and press Ctrl + Shift + Enter to open Command Prompt Windows 10.
Then you can type the command lines below to reset DNS/TCP/IP.
• ipconfig /release
• ipconfig /all
• ipconfig /flushdns
• ipconfig /renew
• netsh int ip set dns
• netsh winsock reset
Troubleshooting
Use the following steps to resolve the most common problems that cause the computer to stop responding or cause Internet browsing to slow down.
Step 1: Detecting and removing spyware and adware
If the computer becomes slow after connecting to the Internet, or your home page changes to a page you do not want, or unwanted desktop links display, or advertising windows pop up repeatedly, then the computer probably has spyware or adware installed. Spyware and adware can be very difficult to remove manually. For more information about spyware and how to remove spyware from the computer.
Step 2: Scanning for and removing viruses
Many viruses use an Internet connection when a browser window is opened and can cause the computer to slow down or stop responding. For more information about how to scan and remove viruses.
NOTE : After scanning and removing spyware and viruses, run Windows Update to update your computer.
Step 3: Clearing browser history, removing temporary Internet files, and resetting browser settings.
Certain items in the history or settings of a browser can make your connection to the Internet very slow. Clear your browsing history, remove temporary files that may be causing problems, and to reset your Internet settings.