How to Fix Macbook’s Wi-Fi Connectivity Issues

How to Fix Macbook’s Wi-Fi Connectivity Issues

October 31, 2018 By Xtremerain Editorial Team

    Macbooks are very handy when it comes to work. Used by many businessmen and freelancers who prefer the sleek design of Apple and the features one can benefit from it, the Macbook is definitely a winner in the looks and specs department. Because of its quick performance and latest updates, anyone of any age can use it, may it be for profession, or just for play and leisure. The most important part of the laptop, especially for business, is the internet and wifi connection. After all, because wifi can be found just about anywhere, it’s very easy to connect to the Internet now with it. You are able to connect to everyone anytime in a click of a button! But what happens when your wifi connectivity on your Macbook doesn’t work? How will you be able to fix the wifi connectivity of your Macbook then?

    opening network preferences to fix mac wifi problem

    Steps to Fix Mac Wi-Fi Connection Problems:

    There may be various reasons as to why your Macbook suffers from wifi connectivity problems. It could be from latest updates, overuse, or just some bug in your Macbook’s software that needs to be fixed. No need to worry, as there are many simple ways and solutions as to how you will be able to fix your Macbook’s wifi connectivity.

    1.Turn your wifi settings on and off:

    This is pretty simple. Restarting your Mcbook’s wifi settings may be the root cause of your problem, so when you suspect your wifi isn’t connecting properly, try switching it on and off a few times, as well as your wifi router.

    2. Restart your Macbook:

    Sometimes, your laptop may just need a rest and to reboot. When your wifi isn’t working, the first thing to do is to try restarting your Macbook to see if that fixes it.

    3. Check your router:

    It may also be the wifi’s problem. Check your router to see if it is properly connected. Check its cables to see if it is properly connected, that you still have data from your network to use the internet, and if your wifi router’s firmware is updated. You can go to your wifi’s network settings through your Macbook by typing the IP address on your browser, which is “”.

    If internet connection is working fine with other devices and nothing is the matter with your wifi router, then it’s time to delve into the Macbook’s wifi settings.

    4. Create a custom DNS:

    This is a long procedure, but it’s very simple and easy to do. Many have said that this is a method that works for any OS version of Macbook. Here is how you do it:

    • Shut down all apps that require internet and go to System Preferences
    • Go to the Network option and click Wifi
    • Click on Location and edit location
    • Click on the + sign to add a new location, type in any preferred name, then click on the Done button
    • Join the wifi network and type your password
    • Go to Advanced Settings > TCP/IP
    • Click Renew DHCP Lease and choose Apply when prompted
    • Go to DNS and click the + sign
    • Type a new DNS server (Can be
    • Go to Hardware and select Manually from Configure settings
    • Select Custom from MTU settings, and type in 1453 by the MTU number

    changing mtu number mac

    • Click OK and Apply settings

    5. Remove and re-add your Wi-Fi:

    Your Macbook may just need to forget the connection and add it again. Here’s how:

    • Go to System Preferences > Network and go to the wifi settings.
    • Click the delete button (the minus sign) of the wifi.
    • Add it again by clicking the plus sign and input the information of your wifi router.

    6. Reset your Macbook’s Parameter RAM:

    It may be your Macbook’s memory that’s causing the problem, so here’s how to reset it:

    • Shut down your Macbook and turn it on again
    • Press and hold Command, Option, P, and R keys until a gray screen appears
    • Release the keys once the Macbook restarts.

    7. Reset your Macbook’s System Management Controller (SMC):

    These methods won’t affect your Macbook’s memory at all, so while this is mostly focused on the physical features of your Macbook, it doesn’t hurt to try this method, if ever none works. Here’s how to do it:

    • Shut your Macbook down and plug in its charger
    • Hold the Shift, Power, Control, and Option keys
    • Turn on your Macbook

    8. Reinstall OS version:

    Sometimes, it may be a bug that comes from Macbook’s latest updates. You can opt to downgrade the version, or you can reinstall it instead. Many users have had success in reinstalling the OS update.

    software update macbook

    9. Restart Wifi Preferences:

    Sometimes, your wifi settings just needs a fresh start. To restart it, here’s what you need to do:

    • Create a new folder on your Macbook to store your old Wifi preferences
    • Switch off the wifi and go to Finder, then click Command, Shift, and G buttons together
    • Go to Library/Preferences/SystemConfiguration
    • Select these files:
    • Move those files to the folder your created, and delete them if you wish.

    system configuration wifi mac

    • Restart your Macbook and see if that solves the problem

    Hopefully, these solutions and fixes will be able to help your Macbook’s wifi connectivity to work. If the problem still persists, then you can check other online articles for more tips, or it could be time to get your Macbook replaced or repaired by Apple support or a technician. But with these solutions, your Macbook will most likely have a stable wifi connection that will enable you to work or play in no time.