Internet Hangs Up but Works if I Disconnect and Connect Again Mac

Are you having trouble connecting to Wi-Fi networks on your Mac afterwards updating it to macOS Big Sur recently? Although connecting to Wi-Fi networks on a Mac is a adequately straightforward procedure for the most function, some users have reported issues with getting the cyberspace to work over Wi-Fi later on installing macOS Large Sur.

The most commonly reported macOS Big Sur-related Wi-Fi issues are that the connection drops frequently, won't reliably connect to wi-fi, or the overall network functioning is lacking. This could be due to several reasons ranging from Wi-Fi router problems, to software-related issues that you lot may be facing on your Mac after the update. Sometimes, improper DNS settings could besides prevent you from accessing the internet.

If you lot're one of those unlucky users who're affected by this issue, y'all've come to the right identify, run through the steps provided to troubleshoot and resolve Wi-Fi issues in macOS Big Sur.

Troubleshooting macOS Big Sur Wi-Fi Bug

Regardless of whether y'all own a MacBook, MacBook Pro, MacBook Air, Mac mini, iMac, or Mac Pro, you tin can follow these basic troubleshooting methods whenever you're facing any connectivity-related issues on your macOS Big Sur machine. Before you go ahead with the following procedure, brand sure to support your Mac using Time Machine so that you lot don't lose your settings and configuration files in case something goes wrong.

Some of the steps we're nigh to discuss are unproblematic, whereas the others require slightly more complicated tasks such equally setting upwards a new network profile, moving arrangement files, using custom network configurations, amongst other techniques that may be necessary to fix wireless connectivity.

1. Check for Any Software Updates & Restart Your Mac

Sometimes, buggy software can event in Wi-Fi connectivity issues on a Mac. Apple is usually quick to release a hotfix and address OS-related issues that accept been reported by users. So, information technology'due south e'er adept to check for any available software updates from time to time.

You can check if your Mac is running the latest version of macOS by going to Organization Preferences -> Software Update. If there's a new macOS update available, choose to download and install it.

2: Reboot the Mac

Whether you lot have a new update or not, restart your Mac and encounter if it resolves the Wi-Fi issue you're facing. Yous may detect this silly, but most pocket-size software-related bugs and glitches tin be resolved by simply rebooting your device. There'south more than than ane fashion to reboot your Mac. Yous can click on the Apple logo from the bill of fare bar and cull "Restart" from the dropdown bill of fare. Or, you can hold the ability push button on your Mac to bring upwardly the shutdown bill of fare where you'll find the option to restart your device as well.

3. Disconnect All USB Devices from the Mac

If y'all have any device continued to your Mac's USB port like external storage devices, USB hubs, dongles, etc. unplug it and run across if that fixes the issue. This step is recommended because – although somewhat rare – there'due south e'er a possibility that your Wi-Fi connectivity issues are due to hardware interference with certain connected devices that emit radio frequency.

After disconnection, if you notice that your Wi-Fi connection is working fine, then you lot know it'due south likely hardware interference from one of the USB devices. In such cases, y'all can endeavor moving the USB device further away from your Mac to minimize interference, provided the cable is long enough. Too, if you lot're connected to a two.4 GHz Wi-Fi network, endeavour switching to a 5 GHz network as it may take less interference than the lower frequency band.

4. Create A New Wi-Fi Configuration in macOS Big Sur

This might be a slightly more than complicated method compared to the others, but all we're going to do is remove existing configuration files to make new ones which usually fixes wireless network issues. And so, follow the steps below carefully to avoid any confusion.

• Temporarily disable Wi-Fi on your Mac by clicking on the Control Heart icon in the carte bar at the top-correct corner of your screen.
• Next, open Finder and head over to an easily attainable location. Brand a new folder here and use a suitable proper name. Once you lot're done, click on "Go" from the menu bar and choose "Go to Folder" from the dropdown menu to proceed.

  

• This should bring upward a tiny window on your screen where you lot'll be able to enter the path. Re-create/Paste the following path and click on "Go".
  

  /Library/Preferences/SystemConfiguration/

• Side by side, discover and select the following files in the SystemConfiguration folder.
  "NetworkInterfaces.plist"
  "com.apple.wifi.message-tracer.plist"
  "com.apple tree.airport.preferences.plist"
  "preferences.plist"
• Once all these files are selected, move them to the new binder you lot created. Now, restart your Mac and and so re-enable Wi-Fi from the macOS Control Centre.

Try opening Safari and see if you're able to browse the spider web without any issues. Wireless connectivity should be working fine by at present. If this method didn't help in your instance, yous'll accept to proceed to the adjacent troubleshooting footstep.

v. Create A New Network Location With Custom Settings

This might be the hardest troubleshooting footstep for most users. Here, we'll be creating a new network location in macOS Large Sur using custom configuration settings for DNS and MTU as they can sometimes hinder net connectivity. Allow's take a look at the necessary steps.

• Head over to "System Preferences" on your Mac from the Dock and click on "Network" to get started. Here, make sure "Wi-Fi" is selected on the left pane and pull down the Location setting. Click on "Edit Locations" from the dropdown menu.

  

• Next, click on the "+" icon to manually create a new network location, and give it a suitable name like "Big Sur Wi-Fi" then click on "Washed".

  

• Now, get back to the Network Preferences console and click on "Advanced" every bit shown in the screenshot below.

  

• Here, head over to the TCP/IP tab and click on "Renew DHCP Charter".

  

• Once y'all're washed, switch to the DNS tab and click on the "+" icon below the DNS Servers expanse. Now, manually enter 8.8.viii.eight and 8.8.4.iv as the IP addresses for DNS servers as indicated below.

  

• Side by side, switch to the "Hardware" tab and change the "MTU" setting to "Custom". Now, type in "1492" as the value for MTU and click "OK".

  

At present, when you try to leave the Network Preferences panel, you'll be prompted to Utilize all the changes you've made. Cull "Apply" and reconnect to your Wi-Fi network to see if the consequence has been resolved.

This is arguably i of the virtually effective methods of resolving software-based wi-fi problems on the Mac, so requite it a endeavor.

6. Reset the NVRAM on your Mac

For those who aren't aware, NVRAM or Non-Volatile Random Access Retention is a minor corporeality of memory utilized past your Mac to store certain settings for quick access. Resetting your Mac'due south NVRAM is typically considered an effective troubleshooting method when your system is misbehaving.

Resetting the NVRAM is a lot easier than you retrieve. Commencement, shut down the Mac and immediately after yous turn it dorsum on, simply press and hold Selection + Command + P + R on your keyboard for about 20 seconds. This will reset both the NVRAM and PRAM. You can confirm this when the Apple logo appears and disappears for the second fourth dimension while booting upward.

seven. Reset the SMC of your Mac

Resetting your Mac'due south Arrangement Direction Controller (SMC) tin sometimes resolve issues related to Wi-Fi, ability, batter, and other features. It may be necessary to restore normal lower-level system functionality to your Mac especially when you're facing hardware-related bug.

The steps to reset your Mac'southward SMC may vary depending on the model y'all own. To reset the SMC on MacBooks with Apple's T2 Security Chip, printing and hold Command + Option + Shift on your keyboard for 7 seconds and then press and hold the power button as well. If your Mac is on, it volition turn off as you hold the keys, just keep pressing all iv keys together for another 7 seconds and then release them. Wait for a few seconds before yous power on your Mac once again.

On the other hand, if you have an older MacBook without the T2 chip, press and concord Control + Option + Shift keys while also pressing the power button for about ten seconds to reset the SMC.

The process is a lot easier on Mac Desktops with or without the T2 chip. Merely shut down your Mac and unplug the ability string. Now, wait fifteen seconds and plug the power cord back in. Look for at least 5 seconds earlier you turn on your Mac again.

8. Reset the Wi-Fi Router / Modem

If y'all're still facing issues, information technology's possible that the upshot is with your Wi-Fi router or modem and not the Mac itself. Hardware or firmware-related issues with your Wi-Fi router could prevent you lot from accessing internet over the wireless network. However, you can try resetting your Wi-Fi router to see if it fixes the effect.

Typically, you can do this by pressing the router'southward ability button for a few seconds then restarting it, simply the exact process of resetting routers and modems can vary per manufacturer. Hence, it's not realistically possible to embrace all the various methods here. For a more than normalized procedure, you tin can unplug the router or modem for most 20 seconds and and so plug information technology dorsum in again.

nine. Try a Different Wi-Fi Network, or Personal Hotspot

Another option is to try a different wi-fi network entirely, or utilise Personal Hotspot from an iPhone or cellular iPad. If the Mac works with a different network, or with a personal hotspot, it'south certainly an indicator the outcome is with the other wi-fi router, network, or provider, and you'd want to focus troubleshooting efforts on that side of things rather than the Mac.

Y'all can also try using the same wi-fi network with a unlike device, like another Mac, a PC, iPhone, iPad, Android device, or something else – if those devices are working with the wi-fi network information technology suggests something is going on with the Mac, whereas if those devices too are not connecting to the internet successfully, it points to an issue with a particular wi-fi network or Isp.

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Hopefully by now you have resolved whatever Wi-Fi connectivity issue yous were facing on your Mac with macOS Big Sur.

If none of the above troubleshooting methods worked in your favor, you might desire to contact your isp (ISP) to check for whatever issues on their cease. Server-side problems tin can also preclude you from accessing the internet over Wi-Fi. 1 of the best means to check if it's actually a Wi-Fi specific effect is by using an ethernet cable and establishing a wired connexion with whatever of your other devices.

Do you use an iPhone or iPad as your master mobile device? In that case, you may besides be interested in taking a wait at some of the bones troubleshooting steps y'all tin can follow whenever you're facing Wi-Fi connectivity issues on iPhone and iPad devices.

Nosotros promise you were successful in getting your Wi-Fi connection to work properly on your Mac again. Which of the troubleshooting methods that we discussed hither worked for you lot? Did you accept another solution for Big Sur related Wi-Fi issues? Share your experiences, thoughts, and opinions in the comments below!

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Source: https://osxdaily.com/2020/11/23/how-fix-macos-big-sur-wifi-issues/

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