What if the Mac is not connected to Wi-Fi
Macos / / December 25, 2019
1. Find out if the router works
You probably already confirmed the operation of the router and made sure that he's all right, but just in case recall. This must be done in the first place, to avoid problems wireless network and ensure that it easily connect other devices and the Internet work for them.
2. Install system updates
Sometimes, problems with a wireless internet arise due macOS software failures. Typically, Apple quickly finds and fixes them, releasing an update of the system, which contain the necessary corrections.
To check for and install updates macOS Mojave go to "Settings» → «Update» and click "Update Now". In macOS High Sierra and earlier versions start the Mac App Store, click on the tab "Updates" in the top bar and install available.
If the computer has no Ethernet-port, use an adapter or distribute internet via iPhone using a USB mode.
3. Turn off and turn on Wi-Fi
Oddly enough, this banal advice helps. When you turn off Wi-Fi fully deactivated Mac wireless module, and often such manipulation can solve the problem if it arose because of some small problem.
Disable Wi-Fi, you can by clicking on the icon of the Network in the menu bar or via the system settings, see "Network." Resumes wireless access by pressing the same button.
4. Change your network location
By using the "Offering", you can quickly switch between different sets of network configurations, such as home and office. In some cases, the creation of a new arrangement helps to correct errors with Wi-Fi.
To use this method, open the "Settings» → «Network» and the list of "Placement" select "Edit location".
Click the "+" and confirm the creation by clicking "Finish".
Thereafter macOS automatically switch to a new connection and try to connect to a wireless network.
5. Remove the network and connect to it again
Another simple option reset - removing the known wireless network and reconnect to it. Sometimes it also allows you to solve the problem, if Mac can not connect to Wi-Fi.
To perform this procedure, go to "Settings» → «Network», click "Advanced" button, and then locate the desired network and press "-". After the scan the Web and try to connect, re-enter your password and the necessary settings.
6. Remove the network connection and create a new
If the previous tip does not help, you can try removing the current network service, and add a new one. It should also reset the network settings, and troubleshoot problems.
To remove a network interface, open the "Settings» → «Network» and then select Wi-Fi and press the "-". Then press the "+", select the list of services, Wi-Fi and click "Create."
7. Reset the SMC
As can at least use the monitoring system controller parameters. And, although it is not directly related to the work of Wi-Fi-module, it helps in some cases.
Reset on a laptop, do the following:
- Turn off the device by choosing Apple «Off" menu.
- After the cessation of activity, simultaneously press and hold for about 10 seconds, the power button and the Shift key, Control, Option on the left side of the keyboard.
- Release all keys and press the power button to turn on the Mac.
The desktop Mac you need to do so:
- Turn off the computer by choosing Apple «Off" menu.
- Then unplug the power cord and wait 15 seconds.
- Replace the cable in place and wait for 5 seconds and then press the power button to turn on the computer.
On Mac c chip security T2 reset procedure is slightly different, more about it, see the separate article.
8. reinstall macOS
Finally, the last option that you can try - is to reinstall the system. With proper implementation of all its previous mistakes that may have accumulated after macOS upgrades from previous versions are erased and if the problem was in them, then it must be solved.
This will require bootable flash drive with the operating system you want to connect to a computer. After reboot while holding the Option key will select the USB flash drive in the list of boot disks and follow the prompts of the installation wizard.
9. Perform diagnostics
If none of the above does not work, most likely, there is a hardware problem with the module Wi-Fi, an antenna or motherboard Mac. Utility "Functional test equipment" to help find out.
To run diagnostics, turn off the Mac, and then activate by holding down the D key until the display shows the dialogue program "Functional Test Apple Hardware". Select your language and press the "Test" key or T.
10. Contact your service
If the test result there are any faults with the hardware Mac hardware, it is necessary to visit a service center for their elimination. Even if no problems will not be found, it is necessary to refer to specialists for further diagnosis and further repairs.
Find the address of the nearest authorized Apple service center and get advice you can contact support at this link.
see also🧐
- 4 tools that will tell all about the health of your battery Mac
- Why do you have a slow Wi-Fi and how to speed it up
- What if the brakes Mac