How to diagnose and fix Wi-Fi network problems using a Windows 10 PC Your email has been sent Having trouble with Wi-Fi at your home office? Here's how you can solve common problems like crowded ...

If you see the message Security or firewall might be blocking the connection following completion of Windows Network Diagnostics to determine what’s causing internet or network connection issues on ...

Windows adds a "Perform speed test" button to the network menu for quick ISP speed checks. The test opens via your browser and runs on Bing, not a built‑in Windows tool. No option yet to change which ...