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How to Change Wi-Fi Password in Windows and Mac?

There are different reasons you need to change the password of your wireless connection. Sometimes, you need to reset the router and set a new password for security reasons. In certain occasions, you may change the router or change the house or office location and need to connect to a new Wi-Fi connection. Here is how you can change the Wi-Fi password in Windows and Mac when you change the stuff.

Change Wi-Fi Password

Both Windows PC and Mac will automatically detect the wireless network when you have setup the router properly. sometimes your desktop can also join the network automatically when you have already connected that network in your smartphone. You will see the Wi-Fi icon in Mac top bar or Windows taskbar showing as connected. However, when you try to open a website, you will see the DNS_PROBE_FINISHED_NO_INTERNET error indicating the internet connection is not available. You will also see an suggestion in Chrome that reconnecting to Wi-Fi could solve the problem.

No Internet Connection
No Internet Connection

Change Wi-Fi Password in Mac

Follow the below instructions to change the already connected wireless network’s password.

  • Click on the Apple logo on top left corner of your screen. Select “System Preferences…” option to open your Mac settings and navigate to “Network” section.
Mac System Preferences Menu
Mac System Preferences Menu
  • Alternatively, click on the Wi-Fi icon on the top bar and select “Network Preferences…” option.
Mac Network Preferences
Mac Network Preferences
  • When you are in the network preferences section, make sure you are connected to the correct Wi-Fi network and click on the padlock icon.
Wi-Fi Network Preferences
Wi-Fi Network Preferences
  • Enter your administrator username/password to unlock the settings for editing.
Unlock for Editing
Unlock for Editing
  • Select “Automatically join this network” option and then click on “Advanced…” button.
  • Under “Wi-Fi” tab, select the network that you want to change the password. Click on the – icon to remove the network from your “Preferred Networks:” list.
Check and Click Remove Icon
Check and Click Remove Icon
  • Click “Remove” to on the pop-up that appears and confirm the removing the network from the list.
Confirm Remove Network
Confirm Remove Network
  • Again, click on the + icon to add a new Wi-Fi network.
Click + to Add Network
Click + to Add Network
  • Enter network name, password details and click “OK” button to add a new Wi-fi network profile.
Add New Wi-Fi Network Profile
Add New Wi-Fi Network Profile
  • Alternatively, you can also click on the “Show Networks” button to view all available Wi-Fi networks nearer to your Mac. Select the one you want to connect and click on “Join” button to provide your password.
Select Network and Join
Select Network and Join
  • Click “OK” to close the pop-up and return to network preferences section. Now, you should the network in the connected status and click on the “Apply” button and then the padlock to lock your preferences.
Check the Status
Check the Status

Note When Changing Wi-Fi Password in Mac

In case if you provide wrong password, Mac will prompt you to enter the correct password by showing an invalid password message. However, this happens with a delay. Hence, wait for some time if you are not able to connect to the internet. When prompted you can enter the correct password and try to connect again.

Invalid Password Prompt
Invalid Password Prompt

Another problem that can happen is using a manual IP address assignment. In case if you have manually assigned an IP address to use a static IP address then you should change that when changing to a new Wi-Fi network profile. Mac will not automatically change this for you. When you are in the network preferences section, go to “TCP/IP” tab. Click on the “Configure IPv4” dropdown and select “Using DHCP” option. Click “Renew DHCP Lease” to get a dynamic IP assignment for your computer.

If you are using IPv6, then select “Automatically” option and click “OK” to get correct IP address.

Check Automatic IP Assignment
Check Automatic IP Assignment

These settings will help when the new Wi-Fi network belongs to different ISP or your allocated IP address range is changed.

Change Wi-Fi Password in Windows 11

You can see the Wi-Fi icon in the taskbar tray when connected to your network. Click on that icon and then click on the small arrow showing next to the Wi-Fi icon.

WiFi Connected
WiFi Connected

On the next screen, click on “Disconnect” button against the connected Wi-Fi network.

Disconnect WiFi
Disconnect WiFi

Now, select “Connect automatically” and click on the “Connect” button.

Connect Automatically
Connect Automatically

Enter the new Wi-Fi password and select and click “Next” button.

Enter Password
Enter Password
  • Windows will check and verify the credentials you have provided.
Verifying and Connecting
Verifying and Connecting
  • After connecting successfully, you can see the network name when hovering over the Wi-Fi icon on the taskbar tray.
Wi-Fi Reconnected Successfully
Wi-Fi Reconnected Successfully

Note for Changing Wi-Fi Password in Windows 11

If Wi-Fi is not connected, Windows 11 will show you a globe with no internet access icon on the taskbar tray. Click on the globe icon to see Wi-Fi is showing as “Available”.

Network Available But Not Connected
Network Available But Not Connected

Click on the arrow next to Wi-Fi icon to see the list of available networks. Click on the Wi-Fi network profile and follow the similar process like above by providing your password to connect to the network.

If internet is not working, check whether you have manually assigned IP address for the network. In this case, probably you need to redetermine the IP automatically.

  • Press Win + I” keys to open Windows Settings app and go to “Network & internet” option. Alternatively, you can right click on the Wi-Fi icon on the taskbar and select “Network and Internet settings” option.
Open Network and Internet Settings
Open Network and Internet Settings
Open Wi-Fi Properties
Open Wi-Fi Properties
  • Check the “IP Assignment” is showing as “Automatic (DCHP)”.
Check IP Assignment
Check IP Assignment
  • If it shows as “Manual”, then click on the “Edit” icon, select “Automatic (DHCP)” option and save your changes.
Select Automatic IP Assignment
Select Automatic IP Assignment

Now, check your internet connection should work fine like before.

Internet Working
Internet Working

Final Words

When changing the Wi-Fi profile name or password, it is necessary to change the same in your computer and smartphones. The problem is that you will see the computer shows the Wi-Fi icon as connected though the password is changed leading to no internet connection. You can simply disconnect the network and reconnect again with the new password. In case, if you have set the IP address manually, make sure to redetermine the IP address automatically for the Wi-Fi connection to work.

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