Computer Can't Find Wi-Fi - How To Fix Connectivity Problems

Your computer can’t find Wi-Fi? I’ll show you how to resolve this.

This issue can have multiple causes, including software glitches, outdated or corrupted drivers, incorrect network settings, or hardware malfunctions. Fortunately, this guide covers all the solutions.

Quindi, tuffiamoci!

Soluzioni veloci

Start with these steps first:

• Riavvia il router Wi-Fi: Power cycle your router by turning it off for 10 seconds, then turning it back on to refresh the connection.
• Ensure your Wi-Fi is turned on: Double-check that your router is plugged into power and working.
• Riavvia il tuo PC: Tap the Start menu > Power > Restart.
• Prova a usare un cavo Ethernet: Connect your computer directly to the router with an Ethernet cable to bypass Wi-Fi issues and restore internet access.
• Turn on the Wi-Fi button on your computer: Some computers have a physical button or switch that you have to turn on.

Enable Wi-Fi Service

First, make sure that you haven’t turned off the Wi-Fi feature by mistake. Follow the steps below:

1. Premere il tasto Tasto Windows + I aprire Impostazioni profilo. 
2. Rubinetto Rete e Internet > Impostazioni di rete avanzate.

3. Make sure the Wi-Fi button reads “Disable.” In caso contrario, tocca "Abilitare."

Turn on the WLAN AutoConfig Service

WLAN AutoConfig is a crucial Windows service that manages your computer’s wireless networks. If this service is turned off or not functioning properly, do this:

1. Rassegna Stampa Windows + R per aprire la finestra di dialogo Esegui. Tipo services.msc e colpisci entrare.

2. Scorri fino a WLAN AutoConfig in the Services window, double-click it, and set the tipo di avvio a Automatico.

3. If the service isn’t running, right-click on it and tap Inizia.

4. Clicchi APPLICA e poi OK per salvare le tue impostazioni.

Aggiorna driver di rete

An outdated or corrupted network driver is one of the most common reasons why your computer might not be able to find Wi-Fi networks. Here’s how to aggiornalo:

1. Fare clic con il tasto destro del mouse su Inizia menu e selezionare Gestione periferiche.

2. espandere la schede di rete section. Right-click on your Wi-Fi adapter and select Aggiorna driver.

3. Scegli Cerca automaticamente i driver. Windows will look for the latest ones online.

In alternativa, puoi uso PC HelpSoftware di aggiornamento driver. This tool automatically scans and updates your drivers, streamlining the process and saving you time.

After updating, restart your computer and check if Wi-Fi networks are visible.

Run the Internet Connections Troubleshooter

Windows has a built-in troubleshooter that can automatically detect and resolve many common network issues. Follow the steps below:

1. Press the Windows Key + I to open Impostazioni profilo. 
2. Scorri e fai clic Risoluzione dei problemi.

3. Seleziona Other trouble-shooters.

4. Rubinetto Correre oltre al Rete e Internet button. Follow the prompts to let Windows diagnose and fix potential problems with your connection.

Reimposta lo stack TCP/IP

Sometimes, network settings can become corrupted, preventing your computer from properly detecting Wi-Fi networks. Resetting the TCP/IP stack often resolves these issues. Here’s how:

1. Premere il tasto Tasto Windows + X, quindi toccare Terminale (amministratore).

2. Tipologia netsh int ip reset e colpisci entrare.

After the command completes, restart your computer to reset the TCP/IP stack.

Ripristina le impostazioni di rete

If you’re still having trouble connecting to Wi-Fi, try restoring all networking components to their default settings. Follow the steps below:

1. Premere il tasto Tasto Windows + I aprire Impostazioni profilo.
2. Vai su Rete e Internet on the left sidebar, scroll down, and click on Impostazioni di rete avanzate.

3. Sotto Altre impostazioni, selezionare Ripristino rete.

4. Clicchi Ripristina ora e conferma la tua scelta.

After the reset, confirm if you can find Wi-Fi.

Check Wi-Fi Adapter Power Settings

Sometimes, your Wi-Fi adapter may be set to power-saving mode, which can cause it to stop scanning for available networks. Disabling power-saving features might help:

1. Apri Gestione periferiche again (right-click Start > Gestione periferiche).
2. Sotto schede di rete, right-click your Wi-Fi adapter and select Properties.

3. Clicca il Power Management scheda. Deseleziona il "Consenti al computer di spegnere il dispositivo per risparmiare energia" casella e fare clic OK per salvare le modifiche.

This ensures your Wi-Fi adapter is always active and can detect available networks.

Eseguire un ripristino del sistema

If none of the above solutions work and the issue started recently, try restoring your system to a previous point in time when the Wi-Fi connection was working. It’s helpful if a recent update or software installation caused the problem. Follow the steps below:

1. Tipologia "Crea un punto di ripristino", on the search bar and tap Apri.

2. Fare clic su ripristino configurazione di sistema.

3. Seleziona un punto di ripristino e tocca Avanti.

4. Clicchi Fine per iniziare il processo di ripristino.

After restoring your system, check if your network is visible and working again.

So, now you know what to do if your computer can’t find Wi-Fi. Start with the simple fixes before moving on to more advanced solutions. These steps should help you get your connection back up and running.

Inoltre, impara come risolvere problemi come nessun Wi-Fi on a new laptop, a malfunctioning adapter, o Wi-Fi constantly disconnecting su Windows 11.