Home Wi-Fi Troubleshooting Flowchart
A text-first Wi-Fi diagnostic flowchart for deciding whether the problem is the PC, router, ISP, DNS, VPN, proxy, or wireless signal.
Wi-Fi
Wireless connections that drop, look connected, or never appear in the list.
Start with the closest symptom
These guides are grouped here because the first checks overlap. Open the guide that best matches what you see now, then use its verification section before moving to a broader fix.
How to Fix "Windows Cannot Connect to This Network"
When Windows 11 refuses to join Wi-Fi and shows it cannot connect, work through password, adapter, and router blocks, this is not "connected with no internet."
How to Fix a Missing Wi-Fi Adapter or Wi-Fi Toggle in Windows 11
When Windows 11 has no Wi-Fi icon, no adapter in Device Manager, or the wireless option disappeared, restore the radio and driver, this is not a wrong password.
How to Fix Wi-Fi Connected but No Internet
When Windows says you are on Wi-Fi but websites will not load, use this checklist to tell whether the problem is the PC, the router, or your internet service.
How to Fix Wi-Fi That Keeps Disconnecting on Windows 11
When Windows 11 joins Wi-Fi then drops it minutes later, separate a weak signal and a sleepy adapter from "connected with no internet," which is a different problem.
Related tools
- Internet Connection Troubleshooter, Answer practical questions about Wi-Fi, Ethernet, and websites. Get a likely cause and the matching Practical PC guides.
- DNS Lookup, Look up public A, AAAA, CNAME, MX, NS, and TXT records for a domain and read what each record type means.
- IP Address Checker, See the public IP address this site receives from your connection, with a plain-language explanation of IPv4, IPv6, and privacy.
- Download Time Calculator, Estimate how long a file may take to download from its size and your internet speed. Real times are often longer.