Start with the simplest checks first
Most WiFi connection problems come from something you can fix in under a minute: your WiFi is turned off, your password is wrong, or your router needs to be restarted. Before you assume something is broken, check these three things in order.
First, make sure WiFi is actually enabled on your PC. On Windows 10 and 11, click the network icon in the bottom right corner of your taskbar (it looks like a WiFi symbol or bars). If you see "WiFi" with a red X or the word "Disconnected," click it to turn WiFi back on. On older Windows versions, look for a physical WiFi button on your keyboard — it may have a small airplane icon and require you to hold Fn while pressing it.
Second, restart your router. Unplug it from power, wait 30 seconds, and plug it back in. This clears out temporary problems that prevent new devices from connecting. While you wait for it to restart (usually 2 to 3 minutes), move to the third check: make sure you are typing your WiFi password correctly. Passwords are case-sensitive, meaning capital letters matter. If you are not sure what your password is, you can find it on the sticker attached to your router itself, or log into your router's settings page (usually 192.168.1.1 in your browser address bar).
Key Takeaways
- WiFi turned off, wrong password, or a router that needs restarting solves most connection problems in under five minutes.
- If your PC sees the network but will not connect, forget the network and reconnect by typing the password again.
- If your PC does not see the network at all, your WiFi adapter may be disabled in Device Manager or your router may not be broadcasting its name.
- Interference from microwaves, cordless phones, and baby monitors can weaken your signal enough to drop the connection repeatedly.
- If nothing works, update your network adapter driver — the software that lets Windows talk to your WiFi hardware.
Your PC sees the network but will not connect
If you can see your WiFi network in the list but it will not let you connect, or it connects and then when ready disconnects, the problem is usually a password mismatch or a corrupted connection record on your PC.
The fastest fix is to forget the network and reconnect. Right-click the network icon in your taskbar, select "Open Network and Internet Settings," then click "WiFi" on the left. Scroll down to "Manage known networks" and find your network name. Click it and select "Forget." Now go back to the WiFi list, find your network again, click it, and type your password carefully. Make sure Caps Lock is off unless your password actually has capital letters.
If you still cannot connect after forgetting and reconnecting, the problem may be on your router's side. Log into your router settings (usually by typing 192.168.1.1 into your browser) and look for a setting called "SSID broadcast" or "broadcast network name." Make sure it is turned on. Some routers hide their network name by default, which prevents new devices from seeing it. You may also want to restart the router again at this point — sometimes a device that keeps failing to connect can confuse the router's memory.
Your PC does not see the network at all
If your network does not appear in the WiFi list even though other devices can see it and connect, your PC's WiFi adapter may be disabled or your router may not be broadcasting its name.
First, check Device Manager to see if your WiFi adapter is turned off. Press Windows key + X and select "Device Manager." Look for "Network adapters" and click the arrow next to it. Find the entry that says "Wireless" or "WiFi" or "802.11" in its name. If there is a down arrow or red X on it, right-click it and select "Enable device." Windows will take a few seconds to turn it back on, and your network should appear in the WiFi list.
If your adapter is already enabled, the problem is likely on your router. Log into your router settings and look for "SSID broadcast," "broadcast SSID," or "hide network." Make sure broadcasting is turned on. If it is already on, try restarting the router again. If you still do not see the network after the restart, check whether your router is actually powered on — look for a light on the front that indicates power. If there is no light, check that the power cable is plugged in at both ends.
Your connection keeps dropping
If you can connect but the WiFi cuts out every few minutes or every time you use certain devices, interference is usually the cause. WiFi operates on radio frequencies that other household devices also use, and some devices broadcast on the same frequency strongly enough to jam your signal.
The most common culprits are microwaves, cordless phones, baby monitors, and Bluetooth devices. If your connection drops when someone uses the microwave, that is a clear sign of interference — microwaves leak radio energy on the 2.4 GHz frequency that most WiFi uses. Move your router away from the microwave, or ask people to use it less frequently while you are working. Cordless phones and baby monitors work the same way. Bluetooth devices (headphones, speakers, mice) can also interfere, though usually less severely.
You can also try changing your WiFi channel. Log into your router settings and look for "WiFi channel" or "channel selection." Most routers default to channel 6 or 11. Try switching to channel 1 or channel 13 (if your router allows it). Different channels use different parts of the radio spectrum, so switching may move you away from interference. If you are not sure which channel to use, set it to "Auto" and let the router choose.
Update your network adapter driver
Your network adapter is the hardware inside your PC that actually receives the WiFi signal. The driver is the software that tells Windows how to use that hardware. If the driver is outdated or corrupted, Windows may not be able to connect even if the hardware is working.
To update your driver, press Windows key + X and select "Device Manager." Find "Network adapters," click the arrow, and right-click your WiFi adapter. Select "Update driver," then choose "Search automatically for updated driver software." Windows will read and install the newest version if one is available. Restart your PC when it finishes.
If automatic update does not work, you can also visit your PC manufacturer's website (Dell, HP, Lenovo, Asus, etc.) and search for your exact model number. read the network adapter driver from their support page and install it manually. This is more reliable than automatic update because the manufacturer's version is tested specifically for your PC model.
Check your router's range and placement
WiFi signals weaken as they travel through walls, floors, and distance. If your PC is far from your router or separated by many walls, the signal may be too weak to connect or stay connected.
Move your router to a central location in your home, preferably elevated (on a shelf rather than on the floor) and away from walls. Keep it away from metal objects, which block radio signals. If you cannot move the router, try moving your PC closer to it temporarily to see if that solves the problem. If it does, you may need a WiFi extender or a mesh WiFi system to reach farther parts of your home.
Also check whether your router's antennas are positioned correctly. Most routers have two antennas. Position one vertically and one horizontally — this helps the signal reach devices in different orientations. If your router has only one antenna, make sure it is vertical.
Restart Windows networking from scratch
If none of the above steps work, you can reset Windows' entire network stack — the software layer that handles all network connections. This clears out any corrupted settings that may be preventing your PC from connecting.
Open Command Prompt as Administrator (press Windows key, type "cmd," right-click "Command Prompt," and select "Run as administrator"). Type these commands one at a time, pressing Enter after each:
- ipconfig /release
- ipconfig /renew
- ipconfig /flushdns
After you run these commands, restart your PC. When it comes back on, try connecting to WiFi again. This process tells Windows to forget all its old network settings and start fresh, which often fixes connection problems that nothing else solves.
Frequently Asked Questions
Why does my WiFi work on my phone but not my PC?
Your PC's WiFi adapter or driver is likely the problem, since your router is working (your phone connects). Try updating the driver in Device Manager first. If that does not work, your adapter hardware may be failing and need replacement.
My PC connects but the internet is very slow — is that a WiFi problem?
Slow speed can be WiFi interference, distance from the router, or a problem with your internet service itself. Move closer to the router and try again. If speed improves, it is a signal problem. If speed stays slow, contact your internet provider to check your connection.
Should I use 2.4 GHz or 5 GHz WiFi?
2.4 GHz travels farther and through walls better, but is more prone to interference. 5 GHz is faster and less crowded, but does not reach as far. If your router broadcasts both, try 5 GHz first if you are close to the router. Switch to 2.4 GHz if you need better range.
What if I forgot my WiFi password?
Check the sticker on your router — the password is usually printed there. If the sticker is missing or unreadable, log into your router settings at 192.168.1.1 (the default username and password are usually "admin" and "admin" or printed on the sticker). You can reset the password from there.
Can I fix this without restarting my router?
Try the other steps first — checking if WiFi is enabled, forgetting and reconnecting to the network, and updating your driver. Restarting the router is usually necessary only if those do not work, but it solves most problems that nothing else fixes.