Can’t turn on WiFi on Mac? Fix it fast with these solutions

Milan Stanojevic
by Milan Stanojevic
Windows & Software Expert
Milan has been enthusiastic about PCs ever since his childhood days, and this led him to take interest in all PC-related technologies. Before joining WindowsReport, he worked as a front-end web developer. Read more
Affiliate Disclosure
  • Not being able to turn your Wi-Fi on while using your Mac can be extremely frustrating.
  • It's easy to troubleshoot the issue by using a smart tool called Advanced Network Care.
  • For easy access to our expert guides, consider bookmarking our useful Mac Fix webpage.
  • If you want to check out some more useful information on this subject, visit our practical Mac Hub.
Can't turn on the wifi on mac
Does your Mac have a backup plan for emergency situations?
Having a clean system and good protection against all types of potential malicious programs is essential. Intego's Mac Premium Bundle X9 can help you in several situations:

  • Clean and optimize every single bit of space on your Mac
  • Keep your system safe with Virus Barrier
  • Create professional backups of your system and data
  • Keep your kids safe while online with Parental Control features

Intego's Mac Premium Bundle X9 has been downloaded by readers this month.

Not being able to access the Internet can be a huge problem, and many Mac owners reported that they can’t turn on Wi-Fi on their device.

There are many causes for this, but we have a couple of solutions that you help you fix this issue.

What can I do if I can’t turn on the Wi-Fi on my Mac?

1. Troubleshoot the Wi-Fi

There might be many causes behind this problem of not being able to turn on the Wi-Fi on your Mac. You have some tweaking to do and the solutions from this guide will help you.

But it’s easier to identify the problem by using specialized software like Advanced Network Care from IObit.

This helpful tool even has a special diagnostic feature for the Wi-Fi and other network problems so at least you will be able to pinpoint the issue in seconds so that you can fix it right away.

And after the problem is gone, Advanced Network Care will become your best friend because it will enhance your Internet speed and boost any of your connected apps like Safari, App Store, iTunes, and many others. 

Make sure you give it a try before going for the next steps because it might fix the problem sooner than you’ve hoped.

Advanced Network Care

Advanced Network Care

This excellent troubleshooting tool can help you fix this problem and enhance your Internet connection.

Free trial
Visit website

2. Delete the SystemConfiguration folder

  1. Navigate to Library/Preferences (the Library directory is hidden so you’ll have to reveal it first).
  2. Locate the SystemConfiguration folder and copy it to your desktop.
  3. Delete the SystemConfiguration folder from the original location.
  4. Restart your Mac.

Note: Your network will be recreated automatically and the issue should be resolved but this is just a temporary solution.

Your network settings are stored in the SystemConfiguration folder and by removing that folder, you’ll reset the settings to default and fix a wide range of Wi-Fi problems.

3. Use the Terminal

can't turn on wifi on mac use the terminal

  1. Open the Terminal from the Applications/Utilities directory.
  2. Run the following commands and after that see if the problem has been fixed:

networksetup -setairportpower en0 off

networksetup -setairportpower en0 on

4. Delete the problematic connection

  1. Restart your Mac.
  2. Navigate to Network Preferences and select your Wi-Fi connection from the left pane.
  3. Click the gear icon next to the connection and choose Make Service Inactive.
  4. After disabling the connection, click the minus icon to remove the connection.
     remove wi-fi network can't turn on wifi on mac
  5. Click the plus icon to add a new connection.

5. Check the hardware

If other solutions didn’t work for you, perhaps there’s a problem with your hardware. To fix that, it’s advised to take your Mac to a certified repair center and ask them to have a look.

Few users reported that the ribbon cable was detached from the wireless card, and after connecting it tightly again, the issue was resolved.

These are just a couple of simple solutions that might come in handy if you can’t turn on Wi-Fi on your Mac.

If our solutions helped you fix the problem use the comments section below to leave us a message.

FAQ: Learn more about WiFi issues on Mac

  • What do you do if your Mac won’t connect to Wi-Fi?

If your Mac won’t connect to WiFi, you should check that your router is running properly, check the login information from your internet provider, and also restart your device and router.

  • How do I run a WiFi diagnostics on my Mac?

To run the Wi-Fi diagnostics tool on your Mac, run the Open Wireless Diagnostics option from the wireless menu. If you can’t turn on Wi-Fi, here’s an excellent guide that will help you.

  • Who is connected to my WiFi Mac?

To check who is connected to your Mac, you just need to click the Wi-Fi icon. You can also use a smart tool like Advanced Network Care that has a special monitoring feature.

Editor’s Note: This post was originally published in May 2020 and has been since revamped and updated in October 2020 for freshness, accuracy, and comprehensiveness.

idee restoro
Still having issues with your Mac OS?
Fix them with this tool:
  1. Download and install now Washing Machine X9 from the official website
  2. Wait for an auto scan to start and spot the issues.
  3. Click Clean to start optimizing your Mac OS for a better experience.

This article covers:Topics: