How to connect to Wi-Fi on your computer: instructions for Windows, Mac, and Linux

Wireless internet has long been the standard for home and office networks, but connecting to Wi-Fi on a computer still raises questions for many users. This is especially true when starting a new PC for the first time, reinstalling the operating system, or upgrading the router. In this article, we'll explore all possible connection methods—from standard approaches to troubleshooting more subtle issues.

It is important to understand that the connection process may differ depending on operating system (Windows 10/11, macOS, Linux), adapter type (built-in or external USB) and even router modelsWe'll cover general instructions that will work in 90% of cases, and also provide recommendations for troubleshooting common errors.

If your computer doesn't see the network at all or constantly loses connection, there is a solution at the end of the article diagnostics sectionFirst, let's go over the basic steps.

1. Check the hardware: is there a Wi-Fi adapter?

Before attempting to connect to the network, make sure your computer is physically capable of receiving Wi-Fi. Not all desktop PCs come with a built-in wireless module—especially budget builds or older models.

How to check:

• 🔍 External inspection: Look for small antennas (usually 1-2) on the laptop case or PC motherboard. USB adapters have an LED that lights up when connected.
• 🖥️ Device Manager (Windows): click Win + X → "Device Manager" → expand the "Network Adapters" tab. Look for devices with the words Wireless, Wi-Fi or 802.11.
• 🍎 Mac: click on the logo Apple → "About This Mac" → "System Report" → "Network" → "Wi-Fi." If there's no section, there's no adapter.

If there is no adapter, you will need USB Wi-Fi module (from 500 ₽) or PCIe card For desktop PCs (from 1500 ₽). Popular models: TP-Link TL-WN823N, ASUS USB-AC56, Intel AX200 (for PCIe).

⚠️ Note: Some cheap USB adapters (< 300 ₽) may not support modern standards Wi-Fi 6 or 5 GHzBefore purchasing, check the specifications on the manufacturer's website.

2. Connecting to Wi-Fi in Windows 10 and 11

In most cases, the connection occurs automatically when the system is first started, but if this does not happen, follow the instructions:

1. Open the Wi-Fi panel:
   • 📱 Click on the network icon in the lower right corner (next to the clock).
   • 🔄 If there is no icon, check if Airplane mode is enabled (Win + A → "Airplane" button).

Once connected successfully, a Wi-Fi icon with signal strength bars will appear next to the network icon. If the connection fails, check:

• 🔌 Router power supply: Are the indicators on the front panel lit?
• 📡 Broadcast mode: Some routers hide the SSID (network name) by default. In this case, you need to connect manually (see Section 4).
• 🔒 Password: case matters! Password And password - different passwords.

Check that the router is plugged into a power outlet|

Make sure that Wi-Fi is not turned off using the button on the router|

Find the network name and password on the sticker|

Disable VPN or proxy (if used previously)-->

3. Connecting on macOS (MacBook, iMac)

On computers Apple The connection process is extremely simplified, but there are some nuances with some routers (especially Chinese ones). Instructions:

1. Activate Wi-Fi:

   Click on the Wi-Fi icon in the top bar (the fan icon) → Turn on Wi-Fi if it is disabled.

2. Select network:

   Find your network in the drop-down list. If it's not there, click "Other networks..." and enter the name manually.

3. Enter your details:

   Enter your password and click "Connect." If you see the error "Unable to connect to the network," try:

   • 🔄 Reboot the router (pull the plug for 30 seconds).
   • 📱 Forget a network: Click on the network name → “Forget this network”, then reconnect.
   • 🛠️ Reset network settings: System Preferences → Network → Wi-Fi → Advanced → Reset.

On Mac with chips M1/M2 there may be a problem connecting to networks 5 GHz On some routers. Solution:

1. Go to your router settings (usually at 192.168.1.1).
2. In the Wi-Fi section, change channel width With 80 MHz on 40 MHz or 20 MHz.
3. Save settings and reconnect.

⚠️ Note: On macOS Ventura and later, the first time you connect to a new network, the system may ask for confirmation via iCloud KeychainIf you don't use this feature, click "Not now".

4. Manual connection to a hidden network

Some routers (especially in offices or hotels) are configured not to broadcast the network name (SSID). In this case, connecting is done manually.

For Windows:

1. Open Settings → Network and Internet → Wi-Fi.
2. Click "Manage known networks" → "Add new network".
3. Enter:
   • Network Name (SSID): exact name (case sensitive!).
   • Security type: usually WPA2-Personal or WPA3-Personal.
   • Security Key: password.

For macOS:

1. Click on the Wi-Fi icon → “Other networks…”.
2. In the Network Name field, enter the SSID.
3. Select the security type (WPA2/WPA3 Personal) and enter the password.

For Linux (Ubuntu/Debian):

1. Click on the network icon in the upper right corner → “Wi-Fi settings” → “Connect to hidden network…”.
2. Enter SSID and password, select security type.

If you don't know the exact network name or security type, check this information with your network administrator or look in your router settings (192.168.0.1 or 192.168.1.1).

ipconfig /all

5. Setting up Wi-Fi on Linux (Ubuntu, Mint, Debian)

In most Linux distributions, connecting to Wi-Fi is done through a graphical interface. NetworkManager, but sometimes manual configuration is required - especially if the adapter driver is not recognized automatically.

Method 1: Via the graphical interface

1. Click on the network icon in the upper right corner.
2. Select your network from the list and enter the password.
3. If the network is not listed, tap “Wi-Fi Settings” → “Connect to hidden network…”.

Method 2: Via terminal (if the graphical interface does not work)

1. Check available networks:

   nmcli dev wifi list

2. Connect to the network (replace SSID And password):

   nmcli dev wifi connect "SSID" password "password"

3. If you receive the error "Device not managed", run:

   sudo rfkill unblock wifi
   sudo systemctl restart NetworkManager

For some adapters (eg. Broadcom or Realtek RTL88x2bu) additional drivers may be required. They can be installed using the command:

sudo apt update
sudo apt install firmware-realtek

⚠️ Attention: On Linux When using open networks (without a password), you may need to manually confirm the connection via nm-connection-editorEnter in the terminal:

sudo nm-connection-editor

Find your connection and select "None" in the security settings.

6. Troubleshooting connection issues

If your computer won't connect to the network or the connection keeps dropping, use these diagnostic instructions:

Problem	Possible cause	Solution
The network is not displayed in the list.	The adapter is disabled, there are no drivers, and the router is not broadcasting the SSID.	Check Device Manager, update drivers, connect to a hidden network
Connection "without internet access"	The router isn't distributing IP (DHCP), the problem lies with the provider.	Reboot your router, check your DHCP settings, and contact your ISP.
Low speed or breaks	Interference, weak signal, channel congestion	Change the channel on your router, move your PC closer to the router, and turn off other devices.
Error "Unable to connect to the network"	Incorrect password, incompatible security settings	Check your password, change the encryption type on your router to WPA2-PSK

Step 1: Check Drivers (Windows)

• Open device Manager (Win + X).
• Find your Wi-Fi adapter in the Network Adapters section.
• If there is an exclamation mark next to the name, right-click → “Update driver” → “Search automatically”.
• If the update does not help, download the driver from the manufacturer's website (for example, for Intel AX200 - With intel.ru).

Step 2: Network Diagnostics (Windows/macOS)

• 🔧 Windows: Settings → Network & Internet → Status → Network Diagnostics.
• 🍎 macOS: Hold Option and click on the Wi-Fi icon → “Open wireless network diagnostics”.

Step 3: Reset network settings

• 🪟 Windows:

  netsh winsock reset
  netsh int ip reset
  ipconfig /flushdns

  Then restart your PC.

• 🍏 macOS: System Preferences → Network → Wi-Fi → Advanced → Reset.

Step 4: Checking the Router

• 🔌 Reboot the router (pull the plug for 30 seconds).
• 📶 Check if Wi-Fi is enabled on your router (sometimes there is a separate button WPS/Wi-Fi).
• 🛠️ Go to your router settings (192.168.1.1) and make sure that:
  • DHCP server is enabled.
  • The network is not hidden (the "Hide SSID" or "Hide network" option must be disabled).
  • Security mode - WPA2-PSK or WPA3-PSK.

7. Common mistakes and their corrections

Error: "Unable to connect to the network" (Windows)

Reasons:

• 🔑 Incorrect password (check the case!).
• 🛡️ Incompatible security type (for example, the router is configured to WPA3, and the adapter only supports WPA2).
• 📡 The signal is too weak (the level should be at least 2-3 divisions).

Solution:

1. Make sure the password is entered correctly.
2. Go to your router settings and change the security type to WPA2-PSK.
3. Try connecting to the network 2.4 GHz instead of 5 GHz (if the router is dual-band).

Error: "Limited connection" or "No internet access"

Reasons:

• 🔌 The router does not assign an IP address (DHCP problem).
• 🌐 Problems with the Internet provider.
• 🔄 IP address conflict (two devices with the same IP).

Solution:

1. Restart your router and computer.
2. In the command line, run:

   ipconfig /release
   ipconfig /renew

3. If that doesn't help, assign the IP manually:
   1. Open Control Panel → Network and Internet → Network and Sharing Center → Change adapter settings.
   2. Right-click on your Wi-Fi → “Properties” → “Internet Protocol Version 4 (TCP/IPv4)” → “Properties”.
   3. Select "Use the following IP address" and enter:
      • IP address: 192.168.1.X (where X is a number from 10 to 254, not occupied by other devices).
      • Subnet mask: 255.255.255.0.
      • Default gateway: 192.168.1.1.
      • DNS: 8.8.8.8 And 8.8.4.4 (Google DNS).

Error: Wi-Fi connects, but internet doesn't work

Solution:

• 🔌 Check if the "Internet" light on your router is on. If not, the problem is with your ISP.
• 🔄 Reconnect the cable from the provider to the router (pull it out and plug it back in).
• 📡 Clone the MAC address (sometimes required by ISPs):
  1. Go to your router settings.
  2. Find the "Internet" or "WAN" section.
  3. Enable the "Clone MAC address" option and save.

⚠️ Important: If your internet still isn't working after trying all these steps, contact your provider's technical support. The problem may be on their end (cable break, scheduled maintenance). The support number is usually listed in your contract or on your provider's website.

8. Optimizing Wi-Fi connection

Even if your connection is working, you can improve speed and stability. Here are a few proven methods:

1. Choosing the right channel

By default, routers select a channel automatically, but this isn't always optimal. Use utilities to analyze traffic load:

• 🪟 Windows: NetSpot, WiFi Analyzer (from Microsoft Store).
• 🍎 macOS: Wireless Diagnostics (built-in utility, launched by holding Option + click on the Wi-Fi icon).
• 🐧 Linux: sudo apt install wavemon → sudo wavemon.

Select the least loaded channel in the router settings (section Wireless or Wi-Fi).

2. DNS setup

Your provider's default DNS may be slow. Try alternatives:

• 🌍 Google DNS: 8.8.8.8 And 8.8.4.4.
• 🛡️ Cloudflare DNS: 1.1.1.1 And 1.0.0.1.
• 🔒 Yandex DNS: 77.88.8.8 And 77.88.8.1.

You can change DNS in the connection properties (see section 7).

3. Updating the router firmware

Outdated firmware can cause connection and speed issues. Update it:

1. Go to your router settings (192.168.1.1).
2. Find the "Update" or "Firmware Update" section.
3. Download the latest version from the manufacturer's website (for example, for TP-Link — tp-link.com) and download it through the router interface.

4. Using a signal repeater

If the signal is weak in some rooms, install repeater (from 1000 ₽) or Mesh system (from 5000 ₽). Popular models:

• 📶 TP-Link RE605X (Wi-Fi 6, 300 Mbps).
• 🏠 Xiaomi Mi Wi-Fi Repeater Pro (compact, with socket).
• 🔗 ASUS ZenWiFi AX (Mesh system for large houses).

Frequently Asked Questions

My computer can't see any Wi-Fi networks. What should I do?
First, check if your Wi-Fi adapter is turned on:
• Your laptop may have a dedicated button or key combination (e.g. Fn + F2).
• IN Device Manager (Windows) or System information (macOS) Make sure the adapter displays without errors.
• If the adapter is not in the list, it is either broken or disabled in the BIOS (for PCs).
If the adapter is present, but networks are not displayed:
• Try connecting USB Wi-Fi adapter - if it works, the problem is in the main module.
• Update your drivers (see section 6).
• Check if Airplane mode is enabled.
How to connect to Wi-Fi without a password (for example, in a cafe)?
Most public places use port isolation: You connect to the network, but to access the internet, you need to log in through your browser. Instructions:
1. Connect to the network (the password is usually provided at the counter or by the staff).
2. Open any browser (Chrome, Firefox).
3. The authorization page will open automatically. If not, enter any address (for example, google.com).
4. Enter your authorization details (phone number, code from SMS, agreement with the rules).
If the page does not open:
• Check that there is no proxy server specified in your network settings.
• Try a different browser.
• Make sure the date and time on your computer are set correctly.
Is it possible to connect to Wi-Fi from a phone to a computer (share the Internet)?
Yes, that's what it's called modem mode (tethering). Instructions:
For Android:
1. Open Settings → Network & Internet → Hotspot & Tethering.
2. Turn on "Wi-Fi Hotspot".
3. On your computer, connect to the created network (the name and password will be displayed on your phone screen).
For iPhone (iOS):
1. Open Settings → Tethering.
2. Enable "Allow others" and set a password.
3. On your computer, connect to the network named after your iPhone.
Restrictions:
• 📶 The speed will be lower than with a direct connection to the router.
• 🔋 Drains your phone's battery quickly.
• 💰 Some operators block internet tethering or charge an additional fee for it.
How can I find out my Wi-Fi password if I forgot it?

There are several ways:

Method 1: Look on the router

On most routers, the password is located on a sticker on the back in the field Password, Key or Password.

Method 2: Find out via a computer (Windows)

1. Open Settings → Network and Internet → Wi-Fi.
2. Click on the name of your network → “Properties”.
3. Scroll down to the Network Security Key field and click Show Characters.

Method 3: Go to your router settings

1. Open your browser and type 192.168.1.1 or 192.168.0.1.
2. Enter your login and password (usually admin/admin or indicated on the router sticker).
3. Go to the section Wireless or Wi-Fi → SecurityThere will be a password field there.

If you can't access your ro settings