How to Fix Mac Wifi Not Working? Problems and Solutions

Can't get online because your Mac won't connect to Wi-Fi? Here are some of the ways to fix Mac Wi-Fi problems and prevent them from dropping the internet connection.

Sep 01,2019 • Filed to: Solve Mac Problems • Proven solutions

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Wi-Fi is a wireless networking protocol that allows devices to communicate without internet cables. It allows a person to use the internet wirelessly within a specified location. Many wireless routers can support up to approximately 250 connected devices.

It is more straightforward to connect and configure internet on Mac computer than Windows PC. MacOS works well for most Mac clients, but a few Mac clients have found network connectivity issues. Typical user complaints have been that their Wi-Fi either stops completely or the signal drops. These problems seem to occur more frequently whenever there is a new MacOS update. There may be other reasons as well as to why your Mac typically suffers from Internet problems:

You can go to the page getting the solutions to issues with Mac update.

In this article, we will provide 9 solutions to typical problems a user faces with the Internet.

Part 1. Common Problems with Mac Wi-Fi:

We rely completely on Wi-Fi internet to perform our routine work, and when it experiences an error of some sort, It can get extremely frustrating when you are on a deadline or expecting an important Email. For the Wi-Fi to work properly, it requires the ideal environment. Internet problems can occur due to the following reasons:

1. WiFi Connection Is Very Slow:

If the internet has suddenly slowed down, it’s highly likely that too many devices are eating up your bandwidth. It is also possible that you are overusing your system by running countless apps in the background, which require internet.

2. Wi-Fi keeps Dropping Signals:

Your wireless access point is going to reach only so far. When you're accessing the internet way beyond the range limit, you'll notice the Wi-Fi connection start and stop, in a loop. signals from various electronic devices in the vicinity of your router can interfere with Wi-Fi network signals. For example, a Bluetooth device and microwave oven can dismantle your Wi-Fi network connection.

3. Mac connected to Wi-Fi but no Internet Access:

If the Internet is not working on your Mac, then decent chances are there is a problem with your router. If the Internet is not working only your Mac but working fine on other devices connected to the same Wi-Fi. In that case, there is an issue with your Mac’s WiFi adapter.

4. Mac Wi-Fi won’t Turn On:

There could be numerous reasons your Mac won’t connect to Wi-Fi:


Part 2. Simple Solutions to Mac Wifi Not Working:

If you’re having any WiFi connection issues such as frequent disconnection, slow speed or you simply can’t connect with your Mac, there are a few things that you can do to troubleshoot and restore Wi-Fi to your Mac:

Follow our guide below to fix some of the most common WiFi issues you might encounter on your Mac.

Solution 1. Check the Wi-Fi Settings:

Make sure that your WiFi is turned on. Mac allows you to turn off your WiFi when it is not needed, there are instances when it automatically turns off without you knowing. You can check the Wi-Fi settings by following the steps below:

Solution 2. Relaunch the Router:

Power off your router and leave it for two minutes. You will know if your Mac won’t connect to Wi-Fi because of router issues. Press the Power On button of your router and try to connect all the Wi-Fi devices.

reboot-router

Your Wi-Fi signal could be lost due to interference from a neighboring network. It is recommended to place the router right in the center of the room.

Solution 3. Try another device:

Try using your mobile cellphone on the same Internet connection, check to see if you can connect to an app or a website on that device. If not, you can rule out your Mac as the source of the problem and look somewhere else for a solution.

Solution 4. Restart Your Mac:

One of the most obvious solution to every internet related problem is restarting your Mac. 9 out of 10 times it works like a charm. You can just click on the Apple menu and then on the restart option.

restart-mac

Solution 5. Forget the Network:

If you’re having a difficult time working with your Wi-Fi, sometimes all you need to do is remove the network from your Wi-Fi settings and re-connect. Follow our step by step quick guide on how to forget a network on a Mac:

remove-network

Solution 6. Reset the Router:

This is a nuclear option, but in most cases, it does the trick. You can reset the router to factory settings by allowing it to reset all the new changes that may be causing the problem. You can reset the router from pressing the physical reset button on the router. The reset button is usually on the back side of the device.

reset-router-button

Hold the button for 20 seconds, or until all router lights blink. The router restart after this step. You should be able to connect to the internet when the router starts. Note down the default username and password of the device, it is written at the bottom of the device.

router-username-and-password

Solution 7. Check your DNS Settings:

The Domain Name System (DNS) enables your Mac to convert domain names (like apple.com) into different IP addresses If the DNS server your Mac uses is offline, slow, or faulty, you may be unable to connect to any site or service by name. Here is the way to check whether your DNS is faulty or not.

add-ip-address

Solution 8. Reset the SMC / NVRAM:

1. NVRAM:

Another option is resetting the NVRAM. This option should not be used unless it is necessary and if there is no other way. NVRAM (Non-Volatile Random-Access Memory) is a place much like the BIOS of MS Windows, where the computer storage saves default settings that are used whenever the Mac starts loading. You can follow the steps mentioned below to reset NVRAM.

Try connecting to the Internet when your Mac has fully rebooted.

Related: Further read and know more specific details on how to clear and reset RAM on Mac.
- 2 minutes to read it.

2. SMC:

The System Management Controller or SMC is a chip on the logic board on the Mac that controls all its power functions. If your computer is experiencing any internet issue, resetting the SMC may resolve it. You can follow the steps mentioned below to reset SMC.

Solution 9. Delete Internet Preference Files:

You can try deleting some of the Internet preference files from the Library folder of the computer. Follow these steps:

These problems and solutions are applicable to all Mac products. If you have tried all of the solutions above, but you are still facing Mac WiFi problems, then it’s time for you to contact Apple’s tech support.


Part 3. Specific Issues: Internet Not Working on Mac:

Here we will discuss some specific and the most common issues that you face on your Mac:

Issue 1. My Mac does not connect to the Internet:

Sometimes after restarting the computer, the internet may not connect with your Mac. It may indicate that it is connected, but does not connect to the Internet. If your computer does not automatically connect to your Wi-Fi network upon restart or some other circumstances, then follow the step by step guide to fix the problem:

Check your TCP/IP settings:

1. Click on System Preferences.

2. Click on Network icon.

3. Click on the Wi-Fi tab.

4. Click the TCP/IP tab.

5. Click on "Renew DHCP lease".

6. Click on OK.

renew-dchp-lease

7. Restart your computer

Issue 2. The Wi-Fi network seems slow:

When you are surfing through the internet and feel a certain lag in your activities like:

It means that your internet is slow. Make sure your computer is using the fastest Wi-Fi protocol which is the 802.11 protocol. Follow the steps to check what is wrong with your internet’s speed.

wifi-net-protocol

Issue 3. My Mac keeps Dropping Wi-Fi Connection:

Such symptom occurs when your Mac is too far from your Wi-Fi router or your home/office has too much Wi-Fi interference. Use these steps if your Wi-Fi network connection keeps on disconnecting:


Now you know the different problems and solutions to your internet problem on Mac. Such type of issues occurs during a MacOS update. It can just be a corrupted library file, a DHCP or DNS issue, or just a simple wire issue. Sometimes the issue can be from the ISP and the only solution to such outage is to wait for it to be fixed. The good news is you know what to do whenever a small problem arises.

If your files get lost because of the slow Wi-Fi interruption, use Recoverit Data Recovery to retrieve lost files back.

Sue Wen

staff Editor

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