Hi,
run the troubleshooter and report the Windows error message or post a screenshot.
You can also follow here: https://support.microsoft.com/en-us/windows/fix-wi-fi-connection-issues-in-windows-9424a1f7-6a3b-65a6-4d78-7f07eee84d2c
Old computer connecting to new wifi

I have an oldish (approx 2014) dell laptop running Windows 10. I just got a new DSL modem with a built in wifi router. If I connect to the modem via ethernet cable, everything works as expected. If I try to connect via wifi, the connection comes up as "Connected, no internet". My phone and my Kindle seem to be able to connect to the internet by this wifi.
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franco d'esaro 261 Reputation points
2021-07-11T12:17:04.533+00:00 Sunny Qi 10,716 Reputation points Microsoft Vendor2021-07-12T03:29:04.957+00:00 Hi,
As francescoperfetto-9416's suggestion, you could use Windows Network Troubleshooter firstly to see if the issue can be resolved. If the issue still existed, please follow the following detailed steps:
A. Please run the following command in a CMD prompt windows with Admin privilege's to see if you have an Internet connection:
ipconfig /flushdns
ipconfig /release
ipconfig /renewB. Update your network adapter driver to the latest version to see if the issue can be resolved.
C. Change the DNS server to 8.8.8.8 for Wi-Fi adapter to see if you could get an Internet connection
D. Uninstall conflicting applications, temporarily disable firewall and antivirus software
E. Reset TCP/IP using the command prompt: open a cmd window with admin privilege and run the following command one by one to check if the no internet issue is resolved.
netsh int ip reset
ipconfig /release
ipconfig /renewBest Regards,
Sunny----------
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Docs 13,091 Reputation points2021-07-12T05:15:59.38+00:00 Open the dell website > support > enter product or serial number or model > drivers (post a link into this thread) > download and install new wifi drivers > reboot
Download and install Dell support assistant > make sure drivers and BIOS are up to date
https://www.dell.com/support/contents/en-us/article/product-support/self-support-knowledgebase/software-and-downloads/supportassistRun through the troubleshooting steps in these Dell links:
Connecting and Troubleshoot Internet Connectivity Issues on Your Dell Computer
https://www.dell.com/support/kbdoc/en-us/000124368/connecting-and-troubleshoot-internet-connectivity-issues-on-your-dell-computerWindows 10 Wireless Networking Usage and Troubleshooting Guide for the Home
https://www.dell.com/support/kbdoc/en-us/000132488/windows-10-wireless-networking-usage-and-troubleshooting-guide-for-the-home.
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